Home / 1,527,511.40-2,289,711.90-896,100.20

Finding the Fourth Proportional to 1,527,511.40, 2,289,711.90 and 896,100.20

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Solution

The fourth proportional to 1,527,511.40, 2,289,711.90 and 896,100.20 is: 1,343,237.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,511.40 : 2,289,711.90 = 896,100.20 : x
  2. Step 2: Convert to fraction form
    1,527,511.40/2,289,711.90 = 896,100.20/x
  3. Step 3: Cross multiply
    1,527,511.40x = 2,289,711.90 × 896,100.20
  4. Step 4: Simplify right side
    1,527,511.40x = 2,051,811,291,532.38
  5. Step 5: Solve for x
    x = 2,051,811,291,532.38/1,527,511.40
  6. Step 6: Final answer
    x = 1,343,237.96

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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.