Home / 1,075,422.40-1,614,008.40-1,040,430.40

Finding the Fourth Proportional to 1,075,422.40, 1,614,008.40 and 1,040,430.40

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Solution

The fourth proportional to 1,075,422.40, 1,614,008.40 and 1,040,430.40 is: 1,561,491.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,422.40 : 1,614,008.40 = 1,040,430.40 : x
  2. Step 2: Convert to fraction form
    1,075,422.40/1,614,008.40 = 1,040,430.40/x
  3. Step 3: Cross multiply
    1,075,422.40x = 1,614,008.40 × 1,040,430.40
  4. Step 4: Simplify right side
    1,075,422.40x = 1,679,263,405,215.36
  5. Step 5: Solve for x
    x = 1,679,263,405,215.36/1,075,422.40
  6. Step 6: Final answer
    x = 1,561,491.94

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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.