Home / 1,443,711.24-2,164,689.93-723,215.02

Finding the Fourth Proportional to 1,443,711.24, 2,164,689.93 and 723,215.02

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Solution

The fourth proportional to 1,443,711.24, 2,164,689.93 and 723,215.02 is: 1,084,383.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,711.24 : 2,164,689.93 = 723,215.02 : x
  2. Step 2: Convert to fraction form
    1,443,711.24/2,164,689.93 = 723,215.02/x
  3. Step 3: Cross multiply
    1,443,711.24x = 2,164,689.93 × 723,215.02
  4. Step 4: Simplify right side
    1,443,711.24x = 1,565,536,271,018.75
  5. Step 5: Solve for x
    x = 1,565,536,271,018.75/1,443,711.24
  6. Step 6: Final answer
    x = 1,084,383.24

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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.