Home / 1,015,223.64-1,401,645.66-653,276.52

Finding the Fourth Proportional to 1,015,223.64, 1,401,645.66 and 653,276.52

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Solution

The fourth proportional to 1,015,223.64, 1,401,645.66 and 653,276.52 is: 901,931.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,223.64 : 1,401,645.66 = 653,276.52 : x
  2. Step 2: Convert to fraction form
    1,015,223.64/1,401,645.66 = 653,276.52/x
  3. Step 3: Cross multiply
    1,015,223.64x = 1,401,645.66 × 653,276.52
  4. Step 4: Simplify right side
    1,015,223.64x = 915,662,199,037.90
  5. Step 5: Solve for x
    x = 915,662,199,037.90/1,015,223.64
  6. Step 6: Final answer
    x = 901,931.52

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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.