Home / 1,577,140.80-2,365,711.20-1,035,931.20

Finding the Fourth Proportional to 1,577,140.80, 2,365,711.20 and 1,035,931.20

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Solution

The fourth proportional to 1,577,140.80, 2,365,711.20 and 1,035,931.20 is: 1,553,896.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,140.80 : 2,365,711.20 = 1,035,931.20 : x
  2. Step 2: Convert to fraction form
    1,577,140.80/2,365,711.20 = 1,035,931.20/x
  3. Step 3: Cross multiply
    1,577,140.80x = 2,365,711.20 × 1,035,931.20
  4. Step 4: Simplify right side
    1,577,140.80x = 2,450,714,042,269.44
  5. Step 5: Solve for x
    x = 2,450,714,042,269.44/1,577,140.80
  6. Step 6: Final answer
    x = 1,553,896.80

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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.