Home / 1,639,595.60-2,459,393.40-1,513,624.40

Finding the Fourth Proportional to 1,639,595.60, 2,459,393.40 and 1,513,624.40

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Solution

The fourth proportional to 1,639,595.60, 2,459,393.40 and 1,513,624.40 is: 2,270,436.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,595.60 : 2,459,393.40 = 1,513,624.40 : x
  2. Step 2: Convert to fraction form
    1,639,595.60/2,459,393.40 = 1,513,624.40/x
  3. Step 3: Cross multiply
    1,639,595.60x = 2,459,393.40 × 1,513,624.40
  4. Step 4: Simplify right side
    1,639,595.60x = 3,722,597,859,438.96
  5. Step 5: Solve for x
    x = 3,722,597,859,438.96/1,639,595.60
  6. Step 6: Final answer
    x = 2,270,436.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.