Home / 2,069,037.47-3,101,543.35-989,269.40

Finding the Fourth Proportional to 2,069,037.47, 3,101,543.35 and 989,269.40

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Solution

The fourth proportional to 2,069,037.47, 3,101,543.35 and 989,269.40 is: 1,482,941.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069,037.47 : 3,101,543.35 = 989,269.40 : x
  2. Step 2: Convert to fraction form
    2,069,037.47/3,101,543.35 = 989,269.40/x
  3. Step 3: Cross multiply
    2,069,037.47x = 3,101,543.35 × 989,269.40
  4. Step 4: Simplify right side
    2,069,037.47x = 3,068,261,928,928.49
  5. Step 5: Solve for x
    x = 3,068,261,928,928.49/2,069,037.47
  6. Step 6: Final answer
    x = 1,482,941.69

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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.