Home / 1,615,215.54-2,229,095.01-890,062.02

Finding the Fourth Proportional to 1,615,215.54, 2,229,095.01 and 890,062.02

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Solution

The fourth proportional to 1,615,215.54, 2,229,095.01 and 890,062.02 is: 1,228,339.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,215.54 : 2,229,095.01 = 890,062.02 : x
  2. Step 2: Convert to fraction form
    1,615,215.54/2,229,095.01 = 890,062.02/x
  3. Step 3: Cross multiply
    1,615,215.54x = 2,229,095.01 × 890,062.02
  4. Step 4: Simplify right side
    1,615,215.54x = 1,984,032,807,372.52
  5. Step 5: Solve for x
    x = 1,984,032,807,372.52/1,615,215.54
  6. Step 6: Final answer
    x = 1,228,339.35

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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.