Home / 1,167,142.02-1,610,668.29-657,844.40

Finding the Fourth Proportional to 1,167,142.02, 1,610,668.29 and 657,844.40

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Solution

The fourth proportional to 1,167,142.02, 1,610,668.29 and 657,844.40 is: 907,832.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,142.02 : 1,610,668.29 = 657,844.40 : x
  2. Step 2: Convert to fraction form
    1,167,142.02/1,610,668.29 = 657,844.40/x
  3. Step 3: Cross multiply
    1,167,142.02x = 1,610,668.29 × 657,844.40
  4. Step 4: Simplify right side
    1,167,142.02x = 1,059,569,106,780.73
  5. Step 5: Solve for x
    x = 1,059,569,106,780.73/1,167,142.02
  6. Step 6: Final answer
    x = 907,832.20

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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.