Home / 1,306,512-1,959,891.66-507,855.24

Finding the Fourth Proportional to 1,306,512, 1,959,891.66 and 507,855.24

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Solution

The fourth proportional to 1,306,512, 1,959,891.66 and 507,855.24 is: 761,830.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,512 : 1,959,891.66 = 507,855.24 : x
  2. Step 2: Convert to fraction form
    1,306,512/1,959,891.66 = 507,855.24/x
  3. Step 3: Cross multiply
    1,306,512x = 1,959,891.66 × 507,855.24
  4. Step 4: Simplify right side
    1,306,512x = 995,341,249,363.30
  5. Step 5: Solve for x
    x = 995,341,249,363.30/1,306,512
  6. Step 6: Final answer
    x = 761,830.93

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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.