Home / 1,397,408.76-2,096,112.13-450,779.51

Finding the Fourth Proportional to 1,397,408.76, 2,096,112.13 and 450,779.51

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Solution

The fourth proportional to 1,397,408.76, 2,096,112.13 and 450,779.51 is: 676,168.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,408.76 : 2,096,112.13 = 450,779.51 : x
  2. Step 2: Convert to fraction form
    1,397,408.76/2,096,112.13 = 450,779.51/x
  3. Step 3: Cross multiply
    1,397,408.76x = 2,096,112.13 × 450,779.51
  4. Step 4: Simplify right side
    1,397,408.76x = 944,884,402,979.79
  5. Step 5: Solve for x
    x = 944,884,402,979.79/1,397,408.76
  6. Step 6: Final answer
    x = 676,168.94

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1.5x scale

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.