Home / 5,168,312.61-7,753,178.16-1,755,683.16

Finding the Fourth Proportional to 5,168,312.61, 7,753,178.16 and 1,755,683.16

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Solution

The fourth proportional to 5,168,312.61, 7,753,178.16 and 1,755,683.16 is: 2,633,765.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168,312.61 : 7,753,178.16 = 1,755,683.16 : x
  2. Step 2: Convert to fraction form
    5,168,312.61/7,753,178.16 = 1,755,683.16/x
  3. Step 3: Cross multiply
    5,168,312.61x = 7,753,178.16 × 1,755,683.16
  4. Step 4: Simplify right side
    5,168,312.61x = 13,612,124,331,991.79
  5. Step 5: Solve for x
    x = 13,612,124,331,991.79/5,168,312.61
  6. Step 6: Final answer
    x = 2,633,765.67

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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.