Home / 1,919,341.42-2,879,020.26-499,294.98

Finding the Fourth Proportional to 1,919,341.42, 2,879,020.26 and 499,294.98

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Solution

The fourth proportional to 1,919,341.42, 2,879,020.26 and 499,294.98 is: 748,944.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,341.42 : 2,879,020.26 = 499,294.98 : x
  2. Step 2: Convert to fraction form
    1,919,341.42/2,879,020.26 = 499,294.98/x
  3. Step 3: Cross multiply
    1,919,341.42x = 2,879,020.26 × 499,294.98
  4. Step 4: Simplify right side
    1,919,341.42x = 1,437,480,363,136.29
  5. Step 5: Solve for x
    x = 1,437,480,363,136.29/1,919,341.42
  6. Step 6: Final answer
    x = 748,944.58

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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.