Home / 1,556,431.40-2,334,647.10-955,443.80

Finding the Fourth Proportional to 1,556,431.40, 2,334,647.10 and 955,443.80

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Solution

The fourth proportional to 1,556,431.40, 2,334,647.10 and 955,443.80 is: 1,433,165.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,431.40 : 2,334,647.10 = 955,443.80 : x
  2. Step 2: Convert to fraction form
    1,556,431.40/2,334,647.10 = 955,443.80/x
  3. Step 3: Cross multiply
    1,556,431.40x = 2,334,647.10 × 955,443.80
  4. Step 4: Simplify right side
    1,556,431.40x = 2,230,624,096,882.98
  5. Step 5: Solve for x
    x = 2,230,624,096,882.98/1,556,431.40
  6. Step 6: Final answer
    x = 1,433,165.70

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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.