Home / 3,124,088.78-4,681,285.70-2,166,412.28

Finding the Fourth Proportional to 3,124,088.78, 4,681,285.70 and 2,166,412.28

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Solution

The fourth proportional to 3,124,088.78, 4,681,285.70 and 2,166,412.28 is: 3,246,256.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124,088.78 : 4,681,285.70 = 2,166,412.28 : x
  2. Step 2: Convert to fraction form
    3,124,088.78/4,681,285.70 = 2,166,412.28/x
  3. Step 3: Cross multiply
    3,124,088.78x = 4,681,285.70 × 2,166,412.28
  4. Step 4: Simplify right side
    3,124,088.78x = 10,141,594,826,668.39
  5. Step 5: Solve for x
    x = 10,141,594,826,668.39/3,124,088.78
  6. Step 6: Final answer
    x = 3,246,256.92

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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.