Home / 971,840.20-1,457,760.30-723,008.20

Finding the Fourth Proportional to 971,840.20, 1,457,760.30 and 723,008.20

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Solution

The fourth proportional to 971,840.20, 1,457,760.30 and 723,008.20 is: 1,084,512.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,840.20 : 1,457,760.30 = 723,008.20 : x
  2. Step 2: Convert to fraction form
    971,840.20/1,457,760.30 = 723,008.20/x
  3. Step 3: Cross multiply
    971,840.20x = 1,457,760.30 × 723,008.20
  4. Step 4: Simplify right side
    971,840.20x = 1,053,972,650,534.46
  5. Step 5: Solve for x
    x = 1,053,972,650,534.46/971,840.20
  6. Step 6: Final answer
    x = 1,084,512.30

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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.