Home / 1,215,594.22-1,823,462.70-457,442.14

Finding the Fourth Proportional to 1,215,594.22, 1,823,462.70 and 457,442.14

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Solution

The fourth proportional to 1,215,594.22, 1,823,462.70 and 457,442.14 is: 686,190.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,594.22 : 1,823,462.70 = 457,442.14 : x
  2. Step 2: Convert to fraction form
    1,215,594.22/1,823,462.70 = 457,442.14/x
  3. Step 3: Cross multiply
    1,215,594.22x = 1,823,462.70 × 457,442.14
  4. Step 4: Simplify right side
    1,215,594.22x = 834,128,679,698.18
  5. Step 5: Solve for x
    x = 834,128,679,698.18/1,215,594.22
  6. Step 6: Final answer
    x = 686,190.07

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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.