Home / 1,015,780.75-1,401,793.23-556,937.23

Finding the Fourth Proportional to 1,015,780.75, 1,401,793.23 and 556,937.23

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Solution

The fourth proportional to 1,015,780.75, 1,401,793.23 and 556,937.23 is: 768,582.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,780.75 : 1,401,793.23 = 556,937.23 : x
  2. Step 2: Convert to fraction form
    1,015,780.75/1,401,793.23 = 556,937.23/x
  3. Step 3: Cross multiply
    1,015,780.75x = 1,401,793.23 × 556,937.23
  4. Step 4: Simplify right side
    1,015,780.75x = 780,710,838,548.95
  5. Step 5: Solve for x
    x = 780,710,838,548.95/1,015,780.75
  6. Step 6: Final answer
    x = 768,582.04

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1.5x scale

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.