Home / 1,180,825.20-1,772,112.60-471,362.40

Finding the Fourth Proportional to 1,180,825.20, 1,772,112.60 and 471,362.40

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Solution

The fourth proportional to 1,180,825.20, 1,772,112.60 and 471,362.40 is: 707,392.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,825.20 : 1,772,112.60 = 471,362.40 : x
  2. Step 2: Convert to fraction form
    1,180,825.20/1,772,112.60 = 471,362.40/x
  3. Step 3: Cross multiply
    1,180,825.20x = 1,772,112.60 × 471,362.40
  4. Step 4: Simplify right side
    1,180,825.20x = 835,307,248,206.24
  5. Step 5: Solve for x
    x = 835,307,248,206.24/1,180,825.20
  6. Step 6: Final answer
    x = 707,392.80

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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.