Home / 3,578,392.18-4,937,812.54-2,127,807.32

Finding the Fourth Proportional to 3,578,392.18, 4,937,812.54 and 2,127,807.32

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Solution

The fourth proportional to 3,578,392.18, 4,937,812.54 and 2,127,807.32 is: 2,936,154.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578,392.18 : 4,937,812.54 = 2,127,807.32 : x
  2. Step 2: Convert to fraction form
    3,578,392.18/4,937,812.54 = 2,127,807.32/x
  3. Step 3: Cross multiply
    3,578,392.18x = 4,937,812.54 × 2,127,807.32
  4. Step 4: Simplify right side
    3,578,392.18x = 10,506,713,667,399.79
  5. Step 5: Solve for x
    x = 10,506,713,667,399.79/3,578,392.18
  6. Step 6: Final answer
    x = 2,936,154.88

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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.