Home / 1,110,545.40-1,664,846.10-754,404.60

Finding the Fourth Proportional to 1,110,545.40, 1,664,846.10 and 754,404.60

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Solution

The fourth proportional to 1,110,545.40, 1,664,846.10 and 754,404.60 is: 1,130,946.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,545.40 : 1,664,846.10 = 754,404.60 : x
  2. Step 2: Convert to fraction form
    1,110,545.40/1,664,846.10 = 754,404.60/x
  3. Step 3: Cross multiply
    1,110,545.40x = 1,664,846.10 × 754,404.60
  4. Step 4: Simplify right side
    1,110,545.40x = 1,255,967,556,132.06
  5. Step 5: Solve for x
    x = 1,255,967,556,132.06/1,110,545.40
  6. Step 6: Final answer
    x = 1,130,946.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.