Home / 1,055,136.18-1,456,085.86-571,714.41

Finding the Fourth Proportional to 1,055,136.18, 1,456,085.86 and 571,714.41

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Solution

The fourth proportional to 1,055,136.18, 1,456,085.86 and 571,714.41 is: 788,964.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,136.18 : 1,456,085.86 = 571,714.41 : x
  2. Step 2: Convert to fraction form
    1,055,136.18/1,456,085.86 = 571,714.41/x
  3. Step 3: Cross multiply
    1,055,136.18x = 1,456,085.86 × 571,714.41
  4. Step 4: Simplify right side
    1,055,136.18x = 832,465,268,359.24
  5. Step 5: Solve for x
    x = 832,465,268,359.24/1,055,136.18
  6. Step 6: Final answer
    x = 788,964.77

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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.