Home / 2,941,430.07-4,412,399.40-811,514.15

Finding the Fourth Proportional to 2,941,430.07, 4,412,399.40 and 811,514.15

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Solution

The fourth proportional to 2,941,430.07, 4,412,399.40 and 811,514.15 is: 1,217,341.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941,430.07 : 4,412,399.40 = 811,514.15 : x
  2. Step 2: Convert to fraction form
    2,941,430.07/4,412,399.40 = 811,514.15/x
  3. Step 3: Cross multiply
    2,941,430.07x = 4,412,399.40 × 811,514.15
  4. Step 4: Simplify right side
    2,941,430.07x = 3,580,724,526,489.51
  5. Step 5: Solve for x
    x = 3,580,724,526,489.51/2,941,430.07
  6. Step 6: Final answer
    x = 1,217,341.38

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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.