Home / 1,114,117.60-1,671,247.44-315,462.04

Finding the Fourth Proportional to 1,114,117.60, 1,671,247.44 and 315,462.04

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Solution

The fourth proportional to 1,114,117.60, 1,671,247.44 and 315,462.04 is: 473,213.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,117.60 : 1,671,247.44 = 315,462.04 : x
  2. Step 2: Convert to fraction form
    1,114,117.60/1,671,247.44 = 315,462.04/x
  3. Step 3: Cross multiply
    1,114,117.60x = 1,671,247.44 × 315,462.04
  4. Step 4: Simplify right side
    1,114,117.60x = 527,215,126,767.18
  5. Step 5: Solve for x
    x = 527,215,126,767.18/1,114,117.60
  6. Step 6: Final answer
    x = 473,213.17

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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.