Home / 1,345,107.36-2,017,703.28-503,498.40

Finding the Fourth Proportional to 1,345,107.36, 2,017,703.28 and 503,498.40

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Solution

The fourth proportional to 1,345,107.36, 2,017,703.28 and 503,498.40 is: 755,263.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,107.36 : 2,017,703.28 = 503,498.40 : x
  2. Step 2: Convert to fraction form
    1,345,107.36/2,017,703.28 = 503,498.40/x
  3. Step 3: Cross multiply
    1,345,107.36x = 2,017,703.28 × 503,498.40
  4. Step 4: Simplify right side
    1,345,107.36x = 1,015,910,373,154.75
  5. Step 5: Solve for x
    x = 1,015,910,373,154.75/1,345,107.36
  6. Step 6: Final answer
    x = 755,263.41

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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.