Home / 1,132,565.28-1,562,940.32-623,267.68

Finding the Fourth Proportional to 1,132,565.28, 1,562,940.32 and 623,267.68

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Solution

The fourth proportional to 1,132,565.28, 1,562,940.32 and 623,267.68 is: 860,109.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,565.28 : 1,562,940.32 = 623,267.68 : x
  2. Step 2: Convert to fraction form
    1,132,565.28/1,562,940.32 = 623,267.68/x
  3. Step 3: Cross multiply
    1,132,565.28x = 1,562,940.32 × 623,267.68
  4. Step 4: Simplify right side
    1,132,565.28x = 974,130,187,224.86
  5. Step 5: Solve for x
    x = 974,130,187,224.86/1,132,565.28
  6. Step 6: Final answer
    x = 860,109.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.