Home / 2,174,440.92-3,000,646.28-1,207,633.48

Finding the Fourth Proportional to 2,174,440.92, 3,000,646.28 and 1,207,633.48

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Solution

The fourth proportional to 2,174,440.92, 3,000,646.28 and 1,207,633.48 is: 1,666,488.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,440.92 : 3,000,646.28 = 1,207,633.48 : x
  2. Step 2: Convert to fraction form
    2,174,440.92/3,000,646.28 = 1,207,633.48/x
  3. Step 3: Cross multiply
    2,174,440.92x = 3,000,646.28 × 1,207,633.48
  4. Step 4: Simplify right side
    2,174,440.92x = 3,623,680,909,365.45
  5. Step 5: Solve for x
    x = 3,623,680,909,365.45/2,174,440.92
  6. Step 6: Final answer
    x = 1,666,488.56

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1.5x scale

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.