Home / 1,113,521.04-1,670,526.72-473,790.60

Finding the Fourth Proportional to 1,113,521.04, 1,670,526.72 and 473,790.60

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Solution

The fourth proportional to 1,113,521.04, 1,670,526.72 and 473,790.60 is: 710,790.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,521.04 : 1,670,526.72 = 473,790.60 : x
  2. Step 2: Convert to fraction form
    1,113,521.04/1,670,526.72 = 473,790.60/x
  3. Step 3: Cross multiply
    1,113,521.04x = 1,670,526.72 × 473,790.60
  4. Step 4: Simplify right side
    1,113,521.04x = 791,479,856,984.83
  5. Step 5: Solve for x
    x = 791,479,856,984.83/1,113,521.04
  6. Step 6: Final answer
    x = 710,790.21

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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.