Home / 4,103,780.09-6,154,158.67-1,407,384.05

Finding the Fourth Proportional to 4,103,780.09, 6,154,158.67 and 1,407,384.05

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Solution

The fourth proportional to 4,103,780.09, 6,154,158.67 and 1,407,384.05 is: 2,110,557.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103,780.09 : 6,154,158.67 = 1,407,384.05 : x
  2. Step 2: Convert to fraction form
    4,103,780.09/6,154,158.67 = 1,407,384.05/x
  3. Step 3: Cross multiply
    4,103,780.09x = 6,154,158.67 × 1,407,384.05
  4. Step 4: Simplify right side
    4,103,780.09x = 8,661,264,719,037.96
  5. Step 5: Solve for x
    x = 8,661,264,719,037.96/4,103,780.09
  6. Step 6: Final answer
    x = 2,110,557.71

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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.