Home / 3,037,254.57-4,191,498.78-1,679,215.05

Finding the Fourth Proportional to 3,037,254.57, 4,191,498.78 and 1,679,215.05

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Solution

The fourth proportional to 3,037,254.57, 4,191,498.78 and 1,679,215.05 is: 2,317,365.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037,254.57 : 4,191,498.78 = 1,679,215.05 : x
  2. Step 2: Convert to fraction form
    3,037,254.57/4,191,498.78 = 1,679,215.05/x
  3. Step 3: Cross multiply
    3,037,254.57x = 4,191,498.78 × 1,679,215.05
  4. Step 4: Simplify right side
    3,037,254.57x = 7,038,427,833,432.64
  5. Step 5: Solve for x
    x = 7,038,427,833,432.64/3,037,254.57
  6. Step 6: Final answer
    x = 2,317,365.13

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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.