Home / 1,069,221.30-1,605,387.15-804,837.30

Finding the Fourth Proportional to 1,069,221.30, 1,605,387.15 and 804,837.30

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Solution

The fourth proportional to 1,069,221.30, 1,605,387.15 and 804,837.30 is: 1,208,426.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,221.30 : 1,605,387.15 = 804,837.30 : x
  2. Step 2: Convert to fraction form
    1,069,221.30/1,605,387.15 = 804,837.30/x
  3. Step 3: Cross multiply
    1,069,221.30x = 1,605,387.15 × 804,837.30
  4. Step 4: Simplify right side
    1,069,221.30x = 1,292,075,459,260.70
  5. Step 5: Solve for x
    x = 1,292,075,459,260.70/1,069,221.30
  6. Step 6: Final answer
    x = 1,208,426.60

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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.