Home / 1,015,211.57-1,400,991.98-556,344.20

Finding the Fourth Proportional to 1,015,211.57, 1,400,991.98 and 556,344.20

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Solution

The fourth proportional to 1,015,211.57, 1,400,991.98 and 556,344.20 is: 767,755.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,211.57 : 1,400,991.98 = 556,344.20 : x
  2. Step 2: Convert to fraction form
    1,015,211.57/1,400,991.98 = 556,344.20/x
  3. Step 3: Cross multiply
    1,015,211.57x = 1,400,991.98 × 556,344.20
  4. Step 4: Simplify right side
    1,015,211.57x = 779,433,752,532.84
  5. Step 5: Solve for x
    x = 779,433,752,532.84/1,015,211.57
  6. Step 6: Final answer
    x = 767,755.00

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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.