Home / 1,005,999.13-1,387,948.13-623,952.10

Finding the Fourth Proportional to 1,005,999.13, 1,387,948.13 and 623,952.10

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Solution

The fourth proportional to 1,005,999.13, 1,387,948.13 and 623,952.10 is: 860,848.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,999.13 : 1,387,948.13 = 623,952.10 : x
  2. Step 2: Convert to fraction form
    1,005,999.13/1,387,948.13 = 623,952.10/x
  3. Step 3: Cross multiply
    1,005,999.13x = 1,387,948.13 × 623,952.10
  4. Step 4: Simplify right side
    1,005,999.13x = 866,013,147,284.81
  5. Step 5: Solve for x
    x = 866,013,147,284.81/1,005,999.13
  6. Step 6: Final answer
    x = 860,848.80

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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.