Home / 1,091,825.60-1,506,765.64-608,391.12

Finding the Fourth Proportional to 1,091,825.60, 1,506,765.64 and 608,391.12

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Solution

The fourth proportional to 1,091,825.60, 1,506,765.64 and 608,391.12 is: 839,605.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,825.60 : 1,506,765.64 = 608,391.12 : x
  2. Step 2: Convert to fraction form
    1,091,825.60/1,506,765.64 = 608,391.12/x
  3. Step 3: Cross multiply
    1,091,825.60x = 1,506,765.64 × 608,391.12
  4. Step 4: Simplify right side
    1,091,825.60x = 916,702,835,297.12
  5. Step 5: Solve for x
    x = 916,702,835,297.12/1,091,825.60
  6. Step 6: Final answer
    x = 839,605.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.