Home / 2,988,117.60-4,479,454.80-1,094,402.40

Finding the Fourth Proportional to 2,988,117.60, 4,479,454.80 and 1,094,402.40

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Solution

The fourth proportional to 2,988,117.60, 4,479,454.80 and 1,094,402.40 is: 1,640,606.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988,117.60 : 4,479,454.80 = 1,094,402.40 : x
  2. Step 2: Convert to fraction form
    2,988,117.60/4,479,454.80 = 1,094,402.40/x
  3. Step 3: Cross multiply
    2,988,117.60x = 4,479,454.80 × 1,094,402.40
  4. Step 4: Simplify right side
    2,988,117.60x = 4,902,326,083,811.52
  5. Step 5: Solve for x
    x = 4,902,326,083,811.52/2,988,117.60
  6. Step 6: Final answer
    x = 1,640,606.81

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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.