Home / 2,219,878.34-3,063,432.12-1,201,283.10

Finding the Fourth Proportional to 2,219,878.34, 3,063,432.12 and 1,201,283.10

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Solution

The fourth proportional to 2,219,878.34, 3,063,432.12 and 1,201,283.10 is: 1,657,770.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,878.34 : 3,063,432.12 = 1,201,283.10 : x
  2. Step 2: Convert to fraction form
    2,219,878.34/3,063,432.12 = 1,201,283.10/x
  3. Step 3: Cross multiply
    2,219,878.34x = 3,063,432.12 × 1,201,283.10
  4. Step 4: Simplify right side
    2,219,878.34x = 3,680,049,233,753.17
  5. Step 5: Solve for x
    x = 3,680,049,233,753.17/2,219,878.34
  6. Step 6: Final answer
    x = 1,657,770.68

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1.5x scale

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.