Home / 5,077,861.65-7,007,322.45-2,842,607.93

Finding the Fourth Proportional to 5,077,861.65, 7,007,322.45 and 2,842,607.93

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Solution

The fourth proportional to 5,077,861.65, 7,007,322.45 and 2,842,607.93 is: 3,922,728.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077,861.65 : 7,007,322.45 = 2,842,607.93 : x
  2. Step 2: Convert to fraction form
    5,077,861.65/7,007,322.45 = 2,842,607.93/x
  3. Step 3: Cross multiply
    5,077,861.65x = 7,007,322.45 × 2,842,607.93
  4. Step 4: Simplify right side
    5,077,861.65x = 19,919,070,340,060.20
  5. Step 5: Solve for x
    x = 19,919,070,340,060.20/5,077,861.65
  6. Step 6: Final answer
    x = 3,922,728.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.