Home / 1,037,061.40-1,552,481.70-912,645.40

Finding the Fourth Proportional to 1,037,061.40, 1,552,481.70 and 912,645.40

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Solution

The fourth proportional to 1,037,061.40, 1,552,481.70 and 912,645.40 is: 1,366,230.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,061.40 : 1,552,481.70 = 912,645.40 : x
  2. Step 2: Convert to fraction form
    1,037,061.40/1,552,481.70 = 912,645.40/x
  3. Step 3: Cross multiply
    1,037,061.40x = 1,552,481.70 × 912,645.40
  4. Step 4: Simplify right side
    1,037,061.40x = 1,416,865,282,089.18
  5. Step 5: Solve for x
    x = 1,416,865,282,089.18/1,037,061.40
  6. Step 6: Final answer
    x = 1,366,230.85

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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.