Home / 1,478,357.10-2,040,131.07-799,291.98

Finding the Fourth Proportional to 1,478,357.10, 2,040,131.07 and 799,291.98

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Solution

The fourth proportional to 1,478,357.10, 2,040,131.07 and 799,291.98 is: 1,103,022.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,357.10 : 2,040,131.07 = 799,291.98 : x
  2. Step 2: Convert to fraction form
    1,478,357.10/2,040,131.07 = 799,291.98/x
  3. Step 3: Cross multiply
    1,478,357.10x = 2,040,131.07 × 799,291.98
  4. Step 4: Simplify right side
    1,478,357.10x = 1,630,660,402,399.82
  5. Step 5: Solve for x
    x = 1,630,660,402,399.82/1,478,357.10
  6. Step 6: Final answer
    x = 1,103,022.00

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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.