Home / 1,158,853.10-1,736,206.05-947,345.90

Finding the Fourth Proportional to 1,158,853.10, 1,736,206.05 and 947,345.90

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Solution

The fourth proportional to 1,158,853.10, 1,736,206.05 and 947,345.90 is: 1,419,323.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,853.10 : 1,736,206.05 = 947,345.90 : x
  2. Step 2: Convert to fraction form
    1,158,853.10/1,736,206.05 = 947,345.90/x
  3. Step 3: Cross multiply
    1,158,853.10x = 1,736,206.05 × 947,345.90
  4. Step 4: Simplify right side
    1,158,853.10x = 1,644,787,683,022.70
  5. Step 5: Solve for x
    x = 1,644,787,683,022.70/1,158,853.10
  6. Step 6: Final answer
    x = 1,419,323.71

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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.