Home / 1,086,812.40-1,499,849.52-603,384.24

Finding the Fourth Proportional to 1,086,812.40, 1,499,849.52 and 603,384.24

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Solution

The fourth proportional to 1,086,812.40, 1,499,849.52 and 603,384.24 is: 832,697.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,812.40 : 1,499,849.52 = 603,384.24 : x
  2. Step 2: Convert to fraction form
    1,086,812.40/1,499,849.52 = 603,384.24/x
  3. Step 3: Cross multiply
    1,086,812.40x = 1,499,849.52 × 603,384.24
  4. Step 4: Simplify right side
    1,086,812.40x = 904,985,562,739.57
  5. Step 5: Solve for x
    x = 904,985,562,739.57/1,086,812.40
  6. Step 6: Final answer
    x = 832,697.13

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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.