Home / 1,039,686.08-1,559,215.20-540,777.92

Finding the Fourth Proportional to 1,039,686.08, 1,559,215.20 and 540,777.92

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Solution

The fourth proportional to 1,039,686.08, 1,559,215.20 and 540,777.92 is: 811,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,686.08 : 1,559,215.20 = 540,777.92 : x
  2. Step 2: Convert to fraction form
    1,039,686.08/1,559,215.20 = 540,777.92/x
  3. Step 3: Cross multiply
    1,039,686.08x = 1,559,215.20 × 540,777.92
  4. Step 4: Simplify right side
    1,039,686.08x = 843,189,152,688.38
  5. Step 5: Solve for x
    x = 843,189,152,688.38/1,039,686.08
  6. Step 6: Final answer
    x = 811,003.60

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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.