Home / 1,314,029.40-1,813,089.72-755,115.72

Finding the Fourth Proportional to 1,314,029.40, 1,813,089.72 and 755,115.72

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Solution

The fourth proportional to 1,314,029.40, 1,813,089.72 and 755,115.72 is: 1,041,904.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,029.40 : 1,813,089.72 = 755,115.72 : x
  2. Step 2: Convert to fraction form
    1,314,029.40/1,813,089.72 = 755,115.72/x
  3. Step 3: Cross multiply
    1,314,029.40x = 1,813,089.72 × 755,115.72
  4. Step 4: Simplify right side
    1,314,029.40x = 1,369,092,549,342.40
  5. Step 5: Solve for x
    x = 1,369,092,549,342.40/1,314,029.40
  6. Step 6: Final answer
    x = 1,041,904.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.