Home / 1,615,243.93-2,421,399.43-805,875.90

Finding the Fourth Proportional to 1,615,243.93, 2,421,399.43 and 805,875.90

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Solution

The fourth proportional to 1,615,243.93, 2,421,399.43 and 805,875.90 is: 1,208,082.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,243.93 : 2,421,399.43 = 805,875.90 : x
  2. Step 2: Convert to fraction form
    1,615,243.93/2,421,399.43 = 805,875.90/x
  3. Step 3: Cross multiply
    1,615,243.93x = 2,421,399.43 × 805,875.90
  4. Step 4: Simplify right side
    1,615,243.93x = 1,951,347,441,377.96
  5. Step 5: Solve for x
    x = 1,951,347,441,377.96/1,615,243.93
  6. Step 6: Final answer
    x = 1,208,082.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.