Home / 1,436,886.25-2,155,329.38-584,421.70

Finding the Fourth Proportional to 1,436,886.25, 2,155,329.38 and 584,421.70

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Solution

The fourth proportional to 1,436,886.25, 2,155,329.38 and 584,421.70 is: 876,632.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,886.25 : 2,155,329.38 = 584,421.70 : x
  2. Step 2: Convert to fraction form
    1,436,886.25/2,155,329.38 = 584,421.70/x
  3. Step 3: Cross multiply
    1,436,886.25x = 2,155,329.38 × 584,421.70
  4. Step 4: Simplify right side
    1,436,886.25x = 1,259,621,260,319.55
  5. Step 5: Solve for x
    x = 1,259,621,260,319.55/1,436,886.25
  6. Step 6: Final answer
    x = 876,632.55

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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.