Home / 1,650,812.40-2,476,218.60-853,650.90

Finding the Fourth Proportional to 1,650,812.40, 2,476,218.60 and 853,650.90

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Solution

The fourth proportional to 1,650,812.40, 2,476,218.60 and 853,650.90 is: 1,280,476.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,650,812.40 : 2,476,218.60 = 853,650.90 : x
  2. Step 2: Convert to fraction form
    1,650,812.40/2,476,218.60 = 853,650.90/x
  3. Step 3: Cross multiply
    1,650,812.40x = 2,476,218.60 × 853,650.90
  4. Step 4: Simplify right side
    1,650,812.40x = 2,113,826,236,486.74
  5. Step 5: Solve for x
    x = 2,113,826,236,486.74/1,650,812.40
  6. Step 6: Final answer
    x = 1,280,476.35

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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.