Home / 3,178,549.35-4,767,823.97-934,687.35

Finding the Fourth Proportional to 3,178,549.35, 4,767,823.97 and 934,687.35

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Solution

The fourth proportional to 3,178,549.35, 4,767,823.97 and 934,687.35 is: 1,402,031.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,178,549.35 : 4,767,823.97 = 934,687.35 : x
  2. Step 2: Convert to fraction form
    3,178,549.35/4,767,823.97 = 934,687.35/x
  3. Step 3: Cross multiply
    3,178,549.35x = 4,767,823.97 × 934,687.35
  4. Step 4: Simplify right side
    3,178,549.35x = 4,456,424,755,875.04
  5. Step 5: Solve for x
    x = 4,456,424,755,875.04/3,178,549.35
  6. Step 6: Final answer
    x = 1,402,031.01

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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.