Home / 1,416,254.91-1,954,432.05-771,675.11

Finding the Fourth Proportional to 1,416,254.91, 1,954,432.05 and 771,675.11

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Solution

The fourth proportional to 1,416,254.91, 1,954,432.05 and 771,675.11 is: 1,064,911.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,254.91 : 1,954,432.05 = 771,675.11 : x
  2. Step 2: Convert to fraction form
    1,416,254.91/1,954,432.05 = 771,675.11/x
  3. Step 3: Cross multiply
    1,416,254.91x = 1,954,432.05 × 771,675.11
  4. Step 4: Simplify right side
    1,416,254.91x = 1,508,186,567,622.02
  5. Step 5: Solve for x
    x = 1,508,186,567,622.02/1,416,254.91
  6. Step 6: Final answer
    x = 1,064,911.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.