Home / 1,113,139.67-1,669,573.42-473,700.96

Finding the Fourth Proportional to 1,113,139.67, 1,669,573.42 and 473,700.96

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Solution

The fourth proportional to 1,113,139.67, 1,669,573.42 and 473,700.96 is: 710,493.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,139.67 : 1,669,573.42 = 473,700.96 : x
  2. Step 2: Convert to fraction form
    1,113,139.67/1,669,573.42 = 473,700.96/x
  3. Step 3: Cross multiply
    1,113,139.67x = 1,669,573.42 × 473,700.96
  4. Step 4: Simplify right side
    1,113,139.67x = 790,878,530,660.23
  5. Step 5: Solve for x
    x = 790,878,530,660.23/1,113,139.67
  6. Step 6: Final answer
    x = 710,493.53

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Double scale
Find fourth proportional to 1,113,140.67, 1,669,574.92 and 473,701.96
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.