Home / 3,037,140.19-4,191,340.94-1,679,100.67

Finding the Fourth Proportional to 3,037,140.19, 4,191,340.94 and 1,679,100.67

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Solution

The fourth proportional to 3,037,140.19, 4,191,340.94 and 1,679,100.67 is: 2,317,207.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037,140.19 : 4,191,340.94 = 1,679,100.67 : x
  2. Step 2: Convert to fraction form
    3,037,140.19/4,191,340.94 = 1,679,100.67/x
  3. Step 3: Cross multiply
    3,037,140.19x = 4,191,340.94 × 1,679,100.67
  4. Step 4: Simplify right side
    3,037,140.19x = 7,037,683,367,975.20
  5. Step 5: Solve for x
    x = 7,037,683,367,975.20/3,037,140.19
  6. Step 6: Final answer
    x = 2,317,207.28

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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.