Home / 1,152,328.20-1,726,289.10-619,672.20

Finding the Fourth Proportional to 1,152,328.20, 1,726,289.10 and 619,672.20

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Solution

The fourth proportional to 1,152,328.20, 1,726,289.10 and 619,672.20 is: 928,323.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,328.20 : 1,726,289.10 = 619,672.20 : x
  2. Step 2: Convert to fraction form
    1,152,328.20/1,726,289.10 = 619,672.20/x
  3. Step 3: Cross multiply
    1,152,328.20x = 1,726,289.10 × 619,672.20
  4. Step 4: Simplify right side
    1,152,328.20x = 1,069,733,364,433.02
  5. Step 5: Solve for x
    x = 1,069,733,364,433.02/1,152,328.20
  6. Step 6: Final answer
    x = 928,323.51

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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.