Home / 876,644.10-1,314,966.15-811,034.10

Finding the Fourth Proportional to 876,644.10, 1,314,966.15 and 811,034.10

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Solution

The fourth proportional to 876,644.10, 1,314,966.15 and 811,034.10 is: 1,216,551.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,644.10 : 1,314,966.15 = 811,034.10 : x
  2. Step 2: Convert to fraction form
    876,644.10/1,314,966.15 = 811,034.10/x
  3. Step 3: Cross multiply
    876,644.10x = 1,314,966.15 × 811,034.10
  4. Step 4: Simplify right side
    876,644.10x = 1,066,482,387,995.71
  5. Step 5: Solve for x
    x = 1,066,482,387,995.71/876,644.10
  6. Step 6: Final answer
    x = 1,216,551.15

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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.