Home / 2,400,078.47-3,600,121.14-980,134.52

Finding the Fourth Proportional to 2,400,078.47, 3,600,121.14 and 980,134.52

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Solution

The fourth proportional to 2,400,078.47, 3,600,121.14 and 980,134.52 is: 1,470,203.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400,078.47 : 3,600,121.14 = 980,134.52 : x
  2. Step 2: Convert to fraction form
    2,400,078.47/3,600,121.14 = 980,134.52/x
  3. Step 3: Cross multiply
    2,400,078.47x = 3,600,121.14 × 980,134.52
  4. Step 4: Simplify right side
    2,400,078.47x = 3,528,602,987,495.15
  5. Step 5: Solve for x
    x = 3,528,602,987,495.15/2,400,078.47
  6. Step 6: Final answer
    x = 1,470,203.18

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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.