Home / 988,982.40-1,483,934.40-740,150.40

Finding the Fourth Proportional to 988,982.40, 1,483,934.40 and 740,150.40

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Solution

The fourth proportional to 988,982.40, 1,483,934.40 and 740,150.40 is: 1,110,570.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,982.40 : 1,483,934.40 = 740,150.40 : x
  2. Step 2: Convert to fraction form
    988,982.40/1,483,934.40 = 740,150.40/x
  3. Step 3: Cross multiply
    988,982.40x = 1,483,934.40 × 740,150.40
  4. Step 4: Simplify right side
    988,982.40x = 1,098,334,639,733.76
  5. Step 5: Solve for x
    x = 1,098,334,639,733.76/988,982.40
  6. Step 6: Final answer
    x = 1,110,570.46

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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.