Home / 1,093,248.60-1,509,385.50-685,909.32

Finding the Fourth Proportional to 1,093,248.60, 1,509,385.50 and 685,909.32

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Solution

The fourth proportional to 1,093,248.60, 1,509,385.50 and 685,909.32 is: 946,995.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,248.60 : 1,509,385.50 = 685,909.32 : x
  2. Step 2: Convert to fraction form
    1,093,248.60/1,509,385.50 = 685,909.32/x
  3. Step 3: Cross multiply
    1,093,248.60x = 1,509,385.50 × 685,909.32
  4. Step 4: Simplify right side
    1,093,248.60x = 1,035,301,581,922.86
  5. Step 5: Solve for x
    x = 1,035,301,581,922.86/1,093,248.60
  6. Step 6: Final answer
    x = 946,995.57

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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.