Home / 3,037,125.38-4,191,320.50-1,679,085.86

Finding the Fourth Proportional to 3,037,125.38, 4,191,320.50 and 1,679,085.86

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Solution

The fourth proportional to 3,037,125.38, 4,191,320.50 and 1,679,085.86 is: 2,317,186.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037,125.38 : 4,191,320.50 = 1,679,085.86 : x
  2. Step 2: Convert to fraction form
    3,037,125.38/4,191,320.50 = 1,679,085.86/x
  3. Step 3: Cross multiply
    3,037,125.38x = 4,191,320.50 × 1,679,085.86
  4. Step 4: Simplify right side
    3,037,125.38x = 7,037,586,961,123.81
  5. Step 5: Solve for x
    x = 7,037,586,961,123.81/3,037,125.38
  6. Step 6: Final answer
    x = 2,317,186.84

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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.