Home / 3,011,111.79-4,155,338.25-1,634,454.63

Finding the Fourth Proportional to 3,011,111.79, 4,155,338.25 and 1,634,454.63

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Solution

The fourth proportional to 3,011,111.79, 4,155,338.25 and 1,634,454.63 is: 2,255,549.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011,111.79 : 4,155,338.25 = 1,634,454.63 : x
  2. Step 2: Convert to fraction form
    3,011,111.79/4,155,338.25 = 1,634,454.63/x
  3. Step 3: Cross multiply
    3,011,111.79x = 4,155,338.25 × 1,634,454.63
  4. Step 4: Simplify right side
    3,011,111.79x = 6,791,711,841,928.60
  5. Step 5: Solve for x
    x = 6,791,711,841,928.60/3,011,111.79
  6. Step 6: Final answer
    x = 2,255,549.55

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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.