Home / 1,069,139.60-1,475,350.65-585,620.57

Finding the Fourth Proportional to 1,069,139.60, 1,475,350.65 and 585,620.57

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Solution

The fourth proportional to 1,069,139.60, 1,475,350.65 and 585,620.57 is: 808,122.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,139.60 : 1,475,350.65 = 585,620.57 : x
  2. Step 2: Convert to fraction form
    1,069,139.60/1,475,350.65 = 585,620.57/x
  3. Step 3: Cross multiply
    1,069,139.60x = 1,475,350.65 × 585,620.57
  4. Step 4: Simplify right side
    1,069,139.60x = 863,995,681,226.12
  5. Step 5: Solve for x
    x = 863,995,681,226.12/1,069,139.60
  6. Step 6: Final answer
    x = 808,122.42

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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.