Home / 1,580,378.43-2,369,607.66-619,683.05

Finding the Fourth Proportional to 1,580,378.43, 2,369,607.66 and 619,683.05

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Solution

The fourth proportional to 1,580,378.43, 2,369,607.66 and 619,683.05 is: 929,148.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,378.43 : 2,369,607.66 = 619,683.05 : x
  2. Step 2: Convert to fraction form
    1,580,378.43/2,369,607.66 = 619,683.05/x
  3. Step 3: Cross multiply
    1,580,378.43x = 2,369,607.66 × 619,683.05
  4. Step 4: Simplify right side
    1,580,378.43x = 1,468,405,690,204.13
  5. Step 5: Solve for x
    x = 1,468,405,690,204.13/1,580,378.43
  6. Step 6: Final answer
    x = 929,148.15

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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.