Home / 2,400,075.70-3,600,117.03-980,131.78

Finding the Fourth Proportional to 2,400,075.70, 3,600,117.03 and 980,131.78

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Solution

The fourth proportional to 2,400,075.70, 3,600,117.03 and 980,131.78 is: 1,470,199.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400,075.70 : 3,600,117.03 = 980,131.78 : x
  2. Step 2: Convert to fraction form
    2,400,075.70/3,600,117.03 = 980,131.78/x
  3. Step 3: Cross multiply
    2,400,075.70x = 3,600,117.03 × 980,131.78
  4. Step 4: Simplify right side
    2,400,075.70x = 3,528,589,094,821.63
  5. Step 5: Solve for x
    x = 3,528,589,094,821.63/2,400,075.70
  6. Step 6: Final answer
    x = 1,470,199.09

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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.