Home / 1,158,840.60-1,736,187.30-947,333.40

Finding the Fourth Proportional to 1,158,840.60, 1,736,187.30 and 947,333.40

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Solution

The fourth proportional to 1,158,840.60, 1,736,187.30 and 947,333.40 is: 1,419,304.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,840.60 : 1,736,187.30 = 947,333.40 : x
  2. Step 2: Convert to fraction form
    1,158,840.60/1,736,187.30 = 947,333.40/x
  3. Step 3: Cross multiply
    1,158,840.60x = 1,736,187.30 × 947,333.40
  4. Step 4: Simplify right side
    1,158,840.60x = 1,644,748,217,945.82
  5. Step 5: Solve for x
    x = 1,644,748,217,945.82/1,158,840.60
  6. Step 6: Final answer
    x = 1,419,304.97

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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.