Home / 1,047,686.60-1,569,197.10-907,718.60

Finding the Fourth Proportional to 1,047,686.60, 1,569,197.10 and 907,718.60

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Solution

The fourth proportional to 1,047,686.60, 1,569,197.10 and 907,718.60 is: 1,359,556.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,686.60 : 1,569,197.10 = 907,718.60 : x
  2. Step 2: Convert to fraction form
    1,047,686.60/1,569,197.10 = 907,718.60/x
  3. Step 3: Cross multiply
    1,047,686.60x = 1,569,197.10 × 907,718.60
  4. Step 4: Simplify right side
    1,047,686.60x = 1,424,389,394,736.06
  5. Step 5: Solve for x
    x = 1,424,389,394,736.06/1,047,686.60
  6. Step 6: Final answer
    x = 1,359,556.76

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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.