Home / 2,121,875.32-3,182,814.01-701,931.39

Finding the Fourth Proportional to 2,121,875.32, 3,182,814.01 and 701,931.39

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Solution

The fourth proportional to 2,121,875.32, 3,182,814.01 and 701,931.39 is: 1,052,897.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,875.32 : 3,182,814.01 = 701,931.39 : x
  2. Step 2: Convert to fraction form
    2,121,875.32/3,182,814.01 = 701,931.39/x
  3. Step 3: Cross multiply
    2,121,875.32x = 3,182,814.01 × 701,931.39
  4. Step 4: Simplify right side
    2,121,875.32x = 2,234,117,062,150.77
  5. Step 5: Solve for x
    x = 2,234,117,062,150.77/2,121,875.32
  6. Step 6: Final answer
    x = 1,052,897.43

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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.