Home / 4,312,186.72-6,466,880.45-1,432,780.25

Finding the Fourth Proportional to 4,312,186.72, 6,466,880.45 and 1,432,780.25

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Solution

The fourth proportional to 4,312,186.72, 6,466,880.45 and 1,432,780.25 is: 2,148,705.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312,186.72 : 6,466,880.45 = 1,432,780.25 : x
  2. Step 2: Convert to fraction form
    4,312,186.72/6,466,880.45 = 1,432,780.25/x
  3. Step 3: Cross multiply
    4,312,186.72x = 6,466,880.45 × 1,432,780.25
  4. Step 4: Simplify right side
    4,312,186.72x = 9,265,618,587,871.11
  5. Step 5: Solve for x
    x = 9,265,618,587,871.11/4,312,186.72
  6. Step 6: Final answer
    x = 2,148,705.33

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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.