Home / 1,775,347.96-2,663,041.38-513,186.52

Finding the Fourth Proportional to 1,775,347.96, 2,663,041.38 and 513,186.52

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Solution

The fourth proportional to 1,775,347.96, 2,663,041.38 and 513,186.52 is: 769,785.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,347.96 : 2,663,041.38 = 513,186.52 : x
  2. Step 2: Convert to fraction form
    1,775,347.96/2,663,041.38 = 513,186.52/x
  3. Step 3: Cross multiply
    1,775,347.96x = 2,663,041.38 × 513,186.52
  4. Step 4: Simplify right side
    1,775,347.96x = 1,366,636,938,418.20
  5. Step 5: Solve for x
    x = 1,366,636,938,418.20/1,775,347.96
  6. Step 6: Final answer
    x = 769,785.40

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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.