Home / 1,215,002.10-1,823,669.55-616,638.90

Finding the Fourth Proportional to 1,215,002.10, 1,823,669.55 and 616,638.90

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Solution

The fourth proportional to 1,215,002.10, 1,823,669.55 and 616,638.90 is: 925,550.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,002.10 : 1,823,669.55 = 616,638.90 : x
  2. Step 2: Convert to fraction form
    1,215,002.10/1,823,669.55 = 616,638.90/x
  3. Step 3: Cross multiply
    1,215,002.10x = 1,823,669.55 × 616,638.90
  4. Step 4: Simplify right side
    1,215,002.10x = 1,124,545,585,275.50
  5. Step 5: Solve for x
    x = 1,124,545,585,275.50/1,215,002.10
  6. Step 6: Final answer
    x = 925,550.32

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1.5x scale

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.