Home / 1,306,412.16-1,959,741.48-507,754.86

Finding the Fourth Proportional to 1,306,412.16, 1,959,741.48 and 507,754.86

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Solution

The fourth proportional to 1,306,412.16, 1,959,741.48 and 507,754.86 is: 761,680.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,412.16 : 1,959,741.48 = 507,754.86 : x
  2. Step 2: Convert to fraction form
    1,306,412.16/1,959,741.48 = 507,754.86/x
  3. Step 3: Cross multiply
    1,306,412.16x = 1,959,741.48 × 507,754.86
  4. Step 4: Simplify right side
    1,306,412.16x = 995,068,260,813.59
  5. Step 5: Solve for x
    x = 995,068,260,813.59/1,306,412.16
  6. Step 6: Final answer
    x = 761,680.19

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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.