Home / 5,168,152.59-7,751,637.36-1,381,930.71

Finding the Fourth Proportional to 5,168,152.59, 7,751,637.36 and 1,381,930.71

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Solution

The fourth proportional to 5,168,152.59, 7,751,637.36 and 1,381,930.71 is: 2,072,737.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168,152.59 : 7,751,637.36 = 1,381,930.71 : x
  2. Step 2: Convert to fraction form
    5,168,152.59/7,751,637.36 = 1,381,930.71/x
  3. Step 3: Cross multiply
    5,168,152.59x = 7,751,637.36 × 1,381,930.71
  4. Step 4: Simplify right side
    5,168,152.59x = 10,712,225,674,899.49
  5. Step 5: Solve for x
    x = 10,712,225,674,899.49/5,168,152.59
  6. Step 6: Final answer
    x = 2,072,737.89

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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.