Home / 1,501,647.40-2,252,479.20-379,716.40

Finding the Fourth Proportional to 1,501,647.40, 2,252,479.20 and 379,716.40

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Solution

The fourth proportional to 1,501,647.40, 2,252,479.20 and 379,716.40 is: 569,576.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,647.40 : 2,252,479.20 = 379,716.40 : x
  2. Step 2: Convert to fraction form
    1,501,647.40/2,252,479.20 = 379,716.40/x
  3. Step 3: Cross multiply
    1,501,647.40x = 2,252,479.20 × 379,716.40
  4. Step 4: Simplify right side
    1,501,647.40x = 855,303,292,898.88
  5. Step 5: Solve for x
    x = 855,303,292,898.88/1,501,647.40
  6. Step 6: Final answer
    x = 569,576.65

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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.