Home / 1,011,178.16-1,515,040.88-556,150.28

Finding the Fourth Proportional to 1,011,178.16, 1,515,040.88 and 556,150.28

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Solution

The fourth proportional to 1,011,178.16, 1,515,040.88 and 556,150.28 is: 833,275.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,178.16 : 1,515,040.88 = 556,150.28 : x
  2. Step 2: Convert to fraction form
    1,011,178.16/1,515,040.88 = 556,150.28/x
  3. Step 3: Cross multiply
    1,011,178.16x = 1,515,040.88 × 556,150.28
  4. Step 4: Simplify right side
    1,011,178.16x = 842,590,409,623.45
  5. Step 5: Solve for x
    x = 842,590,409,623.45/1,011,178.16
  6. Step 6: Final answer
    x = 833,275.92

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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.