Home / 2,909,958.38-4,357,484.66-2,428,990.32

Finding the Fourth Proportional to 2,909,958.38, 4,357,484.66 and 2,428,990.32

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Solution

The fourth proportional to 2,909,958.38, 4,357,484.66 and 2,428,990.32 is: 3,637,264.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909,958.38 : 4,357,484.66 = 2,428,990.32 : x
  2. Step 2: Convert to fraction form
    2,909,958.38/4,357,484.66 = 2,428,990.32/x
  3. Step 3: Cross multiply
    2,909,958.38x = 4,357,484.66 × 2,428,990.32
  4. Step 4: Simplify right side
    2,909,958.38x = 10,584,288,058,688.49
  5. Step 5: Solve for x
    x = 10,584,288,058,688.49/2,909,958.38
  6. Step 6: Final answer
    x = 3,637,264.41

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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.