Home / 3,222,281.60-4,834,113.60-978,646.40

Finding the Fourth Proportional to 3,222,281.60, 4,834,113.60 and 978,646.40

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Solution

The fourth proportional to 3,222,281.60, 4,834,113.60 and 978,646.40 is: 1,468,179.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222,281.60 : 4,834,113.60 = 978,646.40 : x
  2. Step 2: Convert to fraction form
    3,222,281.60/4,834,113.60 = 978,646.40/x
  3. Step 3: Cross multiply
    3,222,281.60x = 4,834,113.60 × 978,646.40
  4. Step 4: Simplify right side
    3,222,281.60x = 4,730,887,871,831.04
  5. Step 5: Solve for x
    x = 4,730,887,871,831.04/3,222,281.60
  6. Step 6: Final answer
    x = 1,468,179.53

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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.