Home / 1,983,200.10-2,974,800.15-1,809,017.70

Finding the Fourth Proportional to 1,983,200.10, 2,974,800.15 and 1,809,017.70

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Solution

The fourth proportional to 1,983,200.10, 2,974,800.15 and 1,809,017.70 is: 2,713,526.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983,200.10 : 2,974,800.15 = 1,809,017.70 : x
  2. Step 2: Convert to fraction form
    1,983,200.10/2,974,800.15 = 1,809,017.70/x
  3. Step 3: Cross multiply
    1,983,200.10x = 2,974,800.15 × 1,809,017.70
  4. Step 4: Simplify right side
    1,983,200.10x = 5,381,466,125,312.65
  5. Step 5: Solve for x
    x = 5,381,466,125,312.65/1,983,200.10
  6. Step 6: Final answer
    x = 2,713,526.55

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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.