Home / 1,306,407.15-1,959,733.98-507,749.85

Finding the Fourth Proportional to 1,306,407.15, 1,959,733.98 and 507,749.85

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Solution

The fourth proportional to 1,306,407.15, 1,959,733.98 and 507,749.85 is: 761,672.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,407.15 : 1,959,733.98 = 507,749.85 : x
  2. Step 2: Convert to fraction form
    1,306,407.15/1,959,733.98 = 507,749.85/x
  3. Step 3: Cross multiply
    1,306,407.15x = 1,959,733.98 × 507,749.85
  4. Step 4: Simplify right side
    1,306,407.15x = 995,054,634,384.90
  5. Step 5: Solve for x
    x = 995,054,634,384.90/1,306,407.15
  6. Step 6: Final answer
    x = 761,672.68

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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.