Home / 1,109,307.24-1,530,756.90-625,989.96

Finding the Fourth Proportional to 1,109,307.24, 1,530,756.90 and 625,989.96

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Solution

The fourth proportional to 1,109,307.24, 1,530,756.90 and 625,989.96 is: 863,817.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,307.24 : 1,530,756.90 = 625,989.96 : x
  2. Step 2: Convert to fraction form
    1,109,307.24/1,530,756.90 = 625,989.96/x
  3. Step 3: Cross multiply
    1,109,307.24x = 1,530,756.90 × 625,989.96
  4. Step 4: Simplify right side
    1,109,307.24x = 958,238,450,600.72
  5. Step 5: Solve for x
    x = 958,238,450,600.72/1,109,307.24
  6. Step 6: Final answer
    x = 863,817.00

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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.