Home / 2,078,925.50-3,118,388.38-502,989.50

Finding the Fourth Proportional to 2,078,925.50, 3,118,388.38 and 502,989.50

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Solution

The fourth proportional to 2,078,925.50, 3,118,388.38 and 502,989.50 is: 754,484.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,925.50 : 3,118,388.38 = 502,989.50 : x
  2. Step 2: Convert to fraction form
    2,078,925.50/3,118,388.38 = 502,989.50/x
  3. Step 3: Cross multiply
    2,078,925.50x = 3,118,388.38 × 502,989.50
  4. Step 4: Simplify right side
    2,078,925.50x = 1,568,516,612,062.01
  5. Step 5: Solve for x
    x = 1,568,516,612,062.01/2,078,925.50
  6. Step 6: Final answer
    x = 754,484.28

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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.