Home / 1,005,807.14-1,388,021.07-546,918.42

Finding the Fourth Proportional to 1,005,807.14, 1,388,021.07 and 546,918.42

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Solution

The fourth proportional to 1,005,807.14, 1,388,021.07 and 546,918.42 is: 754,751.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,807.14 : 1,388,021.07 = 546,918.42 : x
  2. Step 2: Convert to fraction form
    1,005,807.14/1,388,021.07 = 546,918.42/x
  3. Step 3: Cross multiply
    1,005,807.14x = 1,388,021.07 × 546,918.42
  4. Step 4: Simplify right side
    1,005,807.14x = 759,134,290,531.11
  5. Step 5: Solve for x
    x = 759,134,290,531.11/1,005,807.14
  6. Step 6: Final answer
    x = 754,751.34

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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.