Home / 1,015,732.56-1,401,701.94-556,838.76

Finding the Fourth Proportional to 1,015,732.56, 1,401,701.94 and 556,838.76

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Solution

The fourth proportional to 1,015,732.56, 1,401,701.94 and 556,838.76 is: 768,432.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,732.56 : 1,401,701.94 = 556,838.76 : x
  2. Step 2: Convert to fraction form
    1,015,732.56/1,401,701.94 = 556,838.76/x
  3. Step 3: Cross multiply
    1,015,732.56x = 1,401,701.94 × 556,838.76
  4. Step 4: Simplify right side
    1,015,732.56x = 780,521,970,159.19
  5. Step 5: Solve for x
    x = 780,521,970,159.19/1,015,732.56
  6. Step 6: Final answer
    x = 768,432.56

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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.