Home / 1,416,592.38-1,954,840.45-771,998.74

Finding the Fourth Proportional to 1,416,592.38, 1,954,840.45 and 771,998.74

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Solution

The fourth proportional to 1,416,592.38, 1,954,840.45 and 771,998.74 is: 1,065,327.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,592.38 : 1,954,840.45 = 771,998.74 : x
  2. Step 2: Convert to fraction form
    1,416,592.38/1,954,840.45 = 771,998.74/x
  3. Step 3: Cross multiply
    1,416,592.38x = 1,954,840.45 × 771,998.74
  4. Step 4: Simplify right side
    1,416,592.38x = 1,509,134,364,301.03
  5. Step 5: Solve for x
    x = 1,509,134,364,301.03/1,416,592.38
  6. Step 6: Final answer
    x = 1,065,327.18

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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.