Home / 1,150,193.18-1,587,626.12-742,295.81

Finding the Fourth Proportional to 1,150,193.18, 1,587,626.12 and 742,295.81

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Solution

The fourth proportional to 1,150,193.18, 1,587,626.12 and 742,295.81 is: 1,024,600.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,193.18 : 1,587,626.12 = 742,295.81 : x
  2. Step 2: Convert to fraction form
    1,150,193.18/1,587,626.12 = 742,295.81/x
  3. Step 3: Cross multiply
    1,150,193.18x = 1,587,626.12 × 742,295.81
  4. Step 4: Simplify right side
    1,150,193.18x = 1,178,488,222,547.36
  5. Step 5: Solve for x
    x = 1,178,488,222,547.36/1,150,193.18
  6. Step 6: Final answer
    x = 1,024,600.25

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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.