Home / 1,433,219.52-1,976,831.28-974,064.60

Finding the Fourth Proportional to 1,433,219.52, 1,976,831.28 and 974,064.60

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Solution

The fourth proportional to 1,433,219.52, 1,976,831.28 and 974,064.60 is: 1,343,521.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,219.52 : 1,976,831.28 = 974,064.60 : x
  2. Step 2: Convert to fraction form
    1,433,219.52/1,976,831.28 = 974,064.60/x
  3. Step 3: Cross multiply
    1,433,219.52x = 1,976,831.28 × 974,064.60
  4. Step 4: Simplify right side
    1,433,219.52x = 1,925,561,370,020.69
  5. Step 5: Solve for x
    x = 1,925,561,370,020.69/1,433,219.52
  6. Step 6: Final answer
    x = 1,343,521.59

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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.