Home / 1,580,711.80-2,364,155.70-1,413,441.40

Finding the Fourth Proportional to 1,580,711.80, 2,364,155.70 and 1,413,441.40

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Solution

The fourth proportional to 1,580,711.80, 2,364,155.70 and 1,413,441.40 is: 2,113,981.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,711.80 : 2,364,155.70 = 1,413,441.40 : x
  2. Step 2: Convert to fraction form
    1,580,711.80/2,364,155.70 = 1,413,441.40/x
  3. Step 3: Cross multiply
    1,580,711.80x = 2,364,155.70 × 1,413,441.40
  4. Step 4: Simplify right side
    1,580,711.80x = 3,341,595,542,425.98
  5. Step 5: Solve for x
    x = 3,341,595,542,425.98/1,580,711.80
  6. Step 6: Final answer
    x = 2,113,981.53

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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.