Home / 1,295,697.40-1,944,420.90-727,077.40

Finding the Fourth Proportional to 1,295,697.40, 1,944,420.90 and 727,077.40

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Solution

The fourth proportional to 1,295,697.40, 1,944,420.90 and 727,077.40 is: 1,091,106.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,697.40 : 1,944,420.90 = 727,077.40 : x
  2. Step 2: Convert to fraction form
    1,295,697.40/1,944,420.90 = 727,077.40/x
  3. Step 3: Cross multiply
    1,295,697.40x = 1,944,420.90 × 727,077.40
  4. Step 4: Simplify right side
    1,295,697.40x = 1,413,744,492,477.66
  5. Step 5: Solve for x
    x = 1,413,744,492,477.66/1,295,697.40
  6. Step 6: Final answer
    x = 1,091,106.99

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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.