Home / 972,610.80-1,460,556.45-812,522.40

Finding the Fourth Proportional to 972,610.80, 1,460,556.45 and 812,522.40

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Solution

The fourth proportional to 972,610.80, 1,460,556.45 and 812,522.40 is: 1,220,153.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,610.80 : 1,460,556.45 = 812,522.40 : x
  2. Step 2: Convert to fraction form
    972,610.80/1,460,556.45 = 812,522.40/x
  3. Step 3: Cross multiply
    972,610.80x = 1,460,556.45 × 812,522.40
  4. Step 4: Simplify right side
    972,610.80x = 1,186,734,832,089.48
  5. Step 5: Solve for x
    x = 1,186,734,832,089.48/972,610.80
  6. Step 6: Final answer
    x = 1,220,153.87

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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.