Home / 1,152,061.92-1,727,941.10-342,429.05

Finding the Fourth Proportional to 1,152,061.92, 1,727,941.10 and 342,429.05

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Solution

The fourth proportional to 1,152,061.92, 1,727,941.10 and 342,429.05 is: 513,598.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,061.92 : 1,727,941.10 = 342,429.05 : x
  2. Step 2: Convert to fraction form
    1,152,061.92/1,727,941.10 = 342,429.05/x
  3. Step 3: Cross multiply
    1,152,061.92x = 1,727,941.10 × 342,429.05
  4. Step 4: Simplify right side
    1,152,061.92x = 591,697,231,936.66
  5. Step 5: Solve for x
    x = 591,697,231,936.66/1,152,061.92
  6. Step 6: Final answer
    x = 513,598.46

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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.