Home / 1,358,765-1,877,014.26-1,088,626.76

Finding the Fourth Proportional to 1,358,765, 1,877,014.26 and 1,088,626.76

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Solution

The fourth proportional to 1,358,765, 1,877,014.26 and 1,088,626.76 is: 1,503,842.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,765 : 1,877,014.26 = 1,088,626.76 : x
  2. Step 2: Convert to fraction form
    1,358,765/1,877,014.26 = 1,088,626.76/x
  3. Step 3: Cross multiply
    1,358,765x = 1,877,014.26 × 1,088,626.76
  4. Step 4: Simplify right side
    1,358,765x = 2,043,367,952,337.60
  5. Step 5: Solve for x
    x = 2,043,367,952,337.60/1,358,765
  6. Step 6: Final answer
    x = 1,503,842.06

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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.