Home / 1,580,373.85-2,369,600.81-619,678.47

Finding the Fourth Proportional to 1,580,373.85, 2,369,600.81 and 619,678.47

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Solution

The fourth proportional to 1,580,373.85, 2,369,600.81 and 619,678.47 is: 929,141.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,373.85 : 2,369,600.81 = 619,678.47 : x
  2. Step 2: Convert to fraction form
    1,580,373.85/2,369,600.81 = 619,678.47/x
  3. Step 3: Cross multiply
    1,580,373.85x = 2,369,600.81 × 619,678.47
  4. Step 4: Simplify right side
    1,580,373.85x = 1,468,390,594,152.75
  5. Step 5: Solve for x
    x = 1,468,390,594,152.75/1,580,373.85
  6. Step 6: Final answer
    x = 929,141.29

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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.