Home / 1,100,424.87-1,518,648.93-616,966.65

Finding the Fourth Proportional to 1,100,424.87, 1,518,648.93 and 616,966.65

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Solution

The fourth proportional to 1,100,424.87, 1,518,648.93 and 616,966.65 is: 851,449.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,424.87 : 1,518,648.93 = 616,966.65 : x
  2. Step 2: Convert to fraction form
    1,100,424.87/1,518,648.93 = 616,966.65/x
  3. Step 3: Cross multiply
    1,100,424.87x = 1,518,648.93 × 616,966.65
  4. Step 4: Simplify right side
    1,100,424.87x = 936,955,742,868.19
  5. Step 5: Solve for x
    x = 936,955,742,868.19/1,100,424.87
  6. Step 6: Final answer
    x = 851,449.08

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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.