Home / 2,655,478.48-3,983,211.64-1,138,177.57

Finding the Fourth Proportional to 2,655,478.48, 3,983,211.64 and 1,138,177.57

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Solution

The fourth proportional to 2,655,478.48, 3,983,211.64 and 1,138,177.57 is: 1,707,263.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,655,478.48 : 3,983,211.64 = 1,138,177.57 : x
  2. Step 2: Convert to fraction form
    2,655,478.48/3,983,211.64 = 1,138,177.57/x
  3. Step 3: Cross multiply
    2,655,478.48x = 3,983,211.64 × 1,138,177.57
  4. Step 4: Simplify right side
    2,655,478.48x = 4,533,602,119,603.97
  5. Step 5: Solve for x
    x = 4,533,602,119,603.97/2,655,478.48
  6. Step 6: Final answer
    x = 1,707,263.74

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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.