Home / 1,109,333.74-1,530,748.88-625,870.66

Finding the Fourth Proportional to 1,109,333.74, 1,530,748.88 and 625,870.66

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Solution

The fourth proportional to 1,109,333.74, 1,530,748.88 and 625,870.66 is: 863,627.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,333.74 : 1,530,748.88 = 625,870.66 : x
  2. Step 2: Convert to fraction form
    1,109,333.74/1,530,748.88 = 625,870.66/x
  3. Step 3: Cross multiply
    1,109,333.74x = 1,530,748.88 × 625,870.66
  4. Step 4: Simplify right side
    1,109,333.74x = 958,050,811,819.86
  5. Step 5: Solve for x
    x = 958,050,811,819.86/1,109,333.74
  6. Step 6: Final answer
    x = 863,627.22

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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.