Home / 1,948,301.19-2,688,659.54-1,088,861.42

Finding the Fourth Proportional to 1,948,301.19, 2,688,659.54 and 1,088,861.42

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Solution

The fourth proportional to 1,948,301.19, 2,688,659.54 and 1,088,861.42 is: 1,502,630.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,301.19 : 2,688,659.54 = 1,088,861.42 : x
  2. Step 2: Convert to fraction form
    1,948,301.19/2,688,659.54 = 1,088,861.42/x
  3. Step 3: Cross multiply
    1,948,301.19x = 2,688,659.54 × 1,088,861.42
  4. Step 4: Simplify right side
    1,948,301.19x = 2,927,577,654,064.75
  5. Step 5: Solve for x
    x = 2,927,577,654,064.75/1,948,301.19
  6. Step 6: Final answer
    x = 1,502,630.94

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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.