Home / 1,474,307.20-2,211,460.80-477,035.20

Finding the Fourth Proportional to 1,474,307.20, 2,211,460.80 and 477,035.20

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Solution

The fourth proportional to 1,474,307.20, 2,211,460.80 and 477,035.20 is: 715,552.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,307.20 : 2,211,460.80 = 477,035.20 : x
  2. Step 2: Convert to fraction form
    1,474,307.20/2,211,460.80 = 477,035.20/x
  3. Step 3: Cross multiply
    1,474,307.20x = 2,211,460.80 × 477,035.20
  4. Step 4: Simplify right side
    1,474,307.20x = 1,054,944,645,020.16
  5. Step 5: Solve for x
    x = 1,054,944,645,020.16/1,474,307.20
  6. Step 6: Final answer
    x = 715,552.80

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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.