Home / 3,037,148.92-4,191,352.95-1,679,109.40

Finding the Fourth Proportional to 3,037,148.92, 4,191,352.95 and 1,679,109.40

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Solution

The fourth proportional to 3,037,148.92, 4,191,352.95 and 1,679,109.40 is: 2,317,219.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037,148.92 : 4,191,352.95 = 1,679,109.40 : x
  2. Step 2: Convert to fraction form
    3,037,148.92/4,191,352.95 = 1,679,109.40/x
  3. Step 3: Cross multiply
    3,037,148.92x = 4,191,352.95 × 1,679,109.40
  4. Step 4: Simplify right side
    3,037,148.92x = 7,037,740,137,062.73
  5. Step 5: Solve for x
    x = 7,037,740,137,062.73/3,037,148.92
  6. Step 6: Final answer
    x = 2,317,219.31

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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.