Home / 1,020,361.20-1,530,567-487,938.48

Finding the Fourth Proportional to 1,020,361.20, 1,530,567 and 487,938.48

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Solution

The fourth proportional to 1,020,361.20, 1,530,567 and 487,938.48 is: 731,919.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,361.20 : 1,530,567 = 487,938.48 : x
  2. Step 2: Convert to fraction form
    1,020,361.20/1,530,567 = 487,938.48/x
  3. Step 3: Cross multiply
    1,020,361.20x = 1,530,567 × 487,938.48
  4. Step 4: Simplify right side
    1,020,361.20x = 746,822,535,518.16
  5. Step 5: Solve for x
    x = 746,822,535,518.16/1,020,361.20
  6. Step 6: Final answer
    x = 731,919.77

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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.