Home / 1,321,169.80-1,823,153.40-748,214.14

Finding the Fourth Proportional to 1,321,169.80, 1,823,153.40 and 748,214.14

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Solution

The fourth proportional to 1,321,169.80, 1,823,153.40 and 748,214.14 is: 1,032,501.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,169.80 : 1,823,153.40 = 748,214.14 : x
  2. Step 2: Convert to fraction form
    1,321,169.80/1,823,153.40 = 748,214.14/x
  3. Step 3: Cross multiply
    1,321,169.80x = 1,823,153.40 × 748,214.14
  4. Step 4: Simplify right side
    1,321,169.80x = 1,364,109,153,269.08
  5. Step 5: Solve for x
    x = 1,364,109,153,269.08/1,321,169.80
  6. Step 6: Final answer
    x = 1,032,501.01

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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.