Home / 1,615,212.52-2,229,008.23-890,086.19

Finding the Fourth Proportional to 1,615,212.52, 2,229,008.23 and 890,086.19

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Solution

The fourth proportional to 1,615,212.52, 2,229,008.23 and 890,086.19 is: 1,228,327.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,212.52 : 2,229,008.23 = 890,086.19 : x
  2. Step 2: Convert to fraction form
    1,615,212.52/2,229,008.23 = 890,086.19/x
  3. Step 3: Cross multiply
    1,615,212.52x = 2,229,008.23 × 890,086.19
  4. Step 4: Simplify right side
    1,615,212.52x = 1,984,009,442,919.34
  5. Step 5: Solve for x
    x = 1,984,009,442,919.34/1,615,212.52
  6. Step 6: Final answer
    x = 1,228,327.18

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1.5x scale

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.