Home / 1,323,679.92-1,984,864.04-470,623.76

Finding the Fourth Proportional to 1,323,679.92, 1,984,864.04 and 470,623.76

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Solution

The fourth proportional to 1,323,679.92, 1,984,864.04 and 470,623.76 is: 705,702.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,679.92 : 1,984,864.04 = 470,623.76 : x
  2. Step 2: Convert to fraction form
    1,323,679.92/1,984,864.04 = 470,623.76/x
  3. Step 3: Cross multiply
    1,323,679.92x = 1,984,864.04 × 470,623.76
  4. Step 4: Simplify right side
    1,323,679.92x = 934,124,177,593.59
  5. Step 5: Solve for x
    x = 934,124,177,593.59/1,323,679.92
  6. Step 6: Final answer
    x = 705,702.46

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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.