Home / 2,154,865.40-3,232,038.90-892,561.40

Finding the Fourth Proportional to 2,154,865.40, 3,232,038.90 and 892,561.40

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Solution

The fourth proportional to 2,154,865.40, 3,232,038.90 and 892,561.40 is: 1,338,734.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,865.40 : 3,232,038.90 = 892,561.40 : x
  2. Step 2: Convert to fraction form
    2,154,865.40/3,232,038.90 = 892,561.40/x
  3. Step 3: Cross multiply
    2,154,865.40x = 3,232,038.90 × 892,561.40
  4. Step 4: Simplify right side
    2,154,865.40x = 2,884,793,165,438.46
  5. Step 5: Solve for x
    x = 2,884,793,165,438.46/2,154,865.40
  6. Step 6: Final answer
    x = 1,338,734.74

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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.