Home / 1,061,931.49-1,593,127.90-388,011.77

Finding the Fourth Proportional to 1,061,931.49, 1,593,127.90 and 388,011.77

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Solution

The fourth proportional to 1,061,931.49, 1,593,127.90 and 388,011.77 is: 582,101.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,931.49 : 1,593,127.90 = 388,011.77 : x
  2. Step 2: Convert to fraction form
    1,061,931.49/1,593,127.90 = 388,011.77/x
  3. Step 3: Cross multiply
    1,061,931.49x = 1,593,127.90 × 388,011.77
  4. Step 4: Simplify right side
    1,061,931.49x = 618,152,372,626.42
  5. Step 5: Solve for x
    x = 618,152,372,626.42/1,061,931.49
  6. Step 6: Final answer
    x = 582,101.93

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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.