Home / 2,832,507.12-3,908,810.52-1,543,358.16

Finding the Fourth Proportional to 2,832,507.12, 3,908,810.52 and 1,543,358.16

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Solution

The fourth proportional to 2,832,507.12, 3,908,810.52 and 1,543,358.16 is: 2,129,807.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832,507.12 : 3,908,810.52 = 1,543,358.16 : x
  2. Step 2: Convert to fraction form
    2,832,507.12/3,908,810.52 = 1,543,358.16/x
  3. Step 3: Cross multiply
    2,832,507.12x = 3,908,810.52 × 1,543,358.16
  4. Step 4: Simplify right side
    2,832,507.12x = 6,032,694,611,935.84
  5. Step 5: Solve for x
    x = 6,032,694,611,935.84/2,832,507.12
  6. Step 6: Final answer
    x = 2,129,807.40

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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.