Home / 2,126,637.60-2,934,694.08-1,208,966.88

Finding the Fourth Proportional to 2,126,637.60, 2,934,694.08 and 1,208,966.88

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Solution

The fourth proportional to 2,126,637.60, 2,934,694.08 and 1,208,966.88 is: 1,668,336.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,637.60 : 2,934,694.08 = 1,208,966.88 : x
  2. Step 2: Convert to fraction form
    2,126,637.60/2,934,694.08 = 1,208,966.88/x
  3. Step 3: Cross multiply
    2,126,637.60x = 2,934,694.08 × 1,208,966.88
  4. Step 4: Simplify right side
    2,126,637.60x = 3,547,947,945,652.07
  5. Step 5: Solve for x
    x = 3,547,947,945,652.07/2,126,637.60
  6. Step 6: Final answer
    x = 1,668,336.88

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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.