Home / 2,829,231.87-4,240,506.30-1,209,527.03

Finding the Fourth Proportional to 2,829,231.87, 4,240,506.30 and 1,209,527.03

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Solution

The fourth proportional to 2,829,231.87, 4,240,506.30 and 1,209,527.03 is: 1,812,862.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829,231.87 : 4,240,506.30 = 1,209,527.03 : x
  2. Step 2: Convert to fraction form
    2,829,231.87/4,240,506.30 = 1,209,527.03/x
  3. Step 3: Cross multiply
    2,829,231.87x = 4,240,506.30 × 1,209,527.03
  4. Step 4: Simplify right side
    2,829,231.87x = 5,129,006,974,068.48
  5. Step 5: Solve for x
    x = 5,129,006,974,068.48/2,829,231.87
  6. Step 6: Final answer
    x = 1,812,862.01

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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.