Home / 1,209,020.20-1,813,206.29-367,345.96

Finding the Fourth Proportional to 1,209,020.20, 1,813,206.29 and 367,345.96

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Solution

The fourth proportional to 1,209,020.20, 1,813,206.29 and 367,345.96 is: 550,920.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,020.20 : 1,813,206.29 = 367,345.96 : x
  2. Step 2: Convert to fraction form
    1,209,020.20/1,813,206.29 = 367,345.96/x
  3. Step 3: Cross multiply
    1,209,020.20x = 1,813,206.29 × 367,345.96
  4. Step 4: Simplify right side
    1,209,020.20x = 666,074,005,278.09
  5. Step 5: Solve for x
    x = 666,074,005,278.09/1,209,020.20
  6. Step 6: Final answer
    x = 550,920.49

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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.