Home / 1,507,704.90-2,261,666.70-907,373.40

Finding the Fourth Proportional to 1,507,704.90, 2,261,666.70 and 907,373.40

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Solution

The fourth proportional to 1,507,704.90, 2,261,666.70 and 907,373.40 is: 1,361,125.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,704.90 : 2,261,666.70 = 907,373.40 : x
  2. Step 2: Convert to fraction form
    1,507,704.90/2,261,666.70 = 907,373.40/x
  3. Step 3: Cross multiply
    1,507,704.90x = 2,261,666.70 × 907,373.40
  4. Step 4: Simplify right side
    1,507,704.90x = 2,052,176,203,245.78
  5. Step 5: Solve for x
    x = 2,052,176,203,245.78/1,507,704.90
  6. Step 6: Final answer
    x = 1,361,125.91

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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.