Home / 1,211,500.06-1,817,184.30-369,986.20

Finding the Fourth Proportional to 1,211,500.06, 1,817,184.30 and 369,986.20

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Solution

The fourth proportional to 1,211,500.06, 1,817,184.30 and 369,986.20 is: 554,959.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,500.06 : 1,817,184.30 = 369,986.20 : x
  2. Step 2: Convert to fraction form
    1,211,500.06/1,817,184.30 = 369,986.20/x
  3. Step 3: Cross multiply
    1,211,500.06x = 1,817,184.30 × 369,986.20
  4. Step 4: Simplify right side
    1,211,500.06x = 672,333,113,856.66
  5. Step 5: Solve for x
    x = 672,333,113,856.66/1,211,500.06
  6. Step 6: Final answer
    x = 554,959.21

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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.