Home / 2,878,156.32-4,319,490.66-2,007,932.10

Finding the Fourth Proportional to 2,878,156.32, 4,319,490.66 and 2,007,932.10

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Solution

The fourth proportional to 2,878,156.32, 4,319,490.66 and 2,007,932.10 is: 3,013,472.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,156.32 : 4,319,490.66 = 2,007,932.10 : x
  2. Step 2: Convert to fraction form
    2,878,156.32/4,319,490.66 = 2,007,932.10/x
  3. Step 3: Cross multiply
    2,878,156.32x = 4,319,490.66 × 2,007,932.10
  4. Step 4: Simplify right side
    2,878,156.32x = 8,673,243,951,864.19
  5. Step 5: Solve for x
    x = 8,673,243,951,864.19/2,878,156.32
  6. Step 6: Final answer
    x = 3,013,472.16

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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.