Home / 1,525,404.70-2,288,107.05-1,409,931.10

Finding the Fourth Proportional to 1,525,404.70, 2,288,107.05 and 1,409,931.10

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Solution

The fourth proportional to 1,525,404.70, 2,288,107.05 and 1,409,931.10 is: 2,114,896.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,404.70 : 2,288,107.05 = 1,409,931.10 : x
  2. Step 2: Convert to fraction form
    1,525,404.70/2,288,107.05 = 1,409,931.10/x
  3. Step 3: Cross multiply
    1,525,404.70x = 2,288,107.05 × 1,409,931.10
  4. Step 4: Simplify right side
    1,525,404.70x = 3,226,073,289,924.26
  5. Step 5: Solve for x
    x = 3,226,073,289,924.26/1,525,404.70
  6. Step 6: Final answer
    x = 2,114,896.65

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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.