Home / 1,055,981.02-1,457,272.71-572,562.46

Finding the Fourth Proportional to 1,055,981.02, 1,457,272.71 and 572,562.46

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Solution

The fourth proportional to 1,055,981.02, 1,457,272.71 and 572,562.46 is: 790,146.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,981.02 : 1,457,272.71 = 572,562.46 : x
  2. Step 2: Convert to fraction form
    1,055,981.02/1,457,272.71 = 572,562.46/x
  3. Step 3: Cross multiply
    1,055,981.02x = 1,457,272.71 × 572,562.46
  4. Step 4: Simplify right side
    1,055,981.02x = 834,379,647,728.47
  5. Step 5: Solve for x
    x = 834,379,647,728.47/1,055,981.02
  6. Step 6: Final answer
    x = 790,146.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.