Home / 1,274,087.17-1,911,130.22-464,532.21

Finding the Fourth Proportional to 1,274,087.17, 1,911,130.22 and 464,532.21

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Solution

The fourth proportional to 1,274,087.17, 1,911,130.22 and 464,532.21 is: 696,798.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,087.17 : 1,911,130.22 = 464,532.21 : x
  2. Step 2: Convert to fraction form
    1,274,087.17/1,911,130.22 = 464,532.21/x
  3. Step 3: Cross multiply
    1,274,087.17x = 1,911,130.22 × 464,532.21
  4. Step 4: Simplify right side
    1,274,087.17x = 887,781,543,242.72
  5. Step 5: Solve for x
    x = 887,781,543,242.72/1,274,087.17
  6. Step 6: Final answer
    x = 696,798.12

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Double scale
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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.