Home / 1,814,664.80-2,720,830.80-750,130.40

Finding the Fourth Proportional to 1,814,664.80, 2,720,830.80 and 750,130.40

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Solution

The fourth proportional to 1,814,664.80, 2,720,830.80 and 750,130.40 is: 1,124,713.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814,664.80 : 2,720,830.80 = 750,130.40 : x
  2. Step 2: Convert to fraction form
    1,814,664.80/2,720,830.80 = 750,130.40/x
  3. Step 3: Cross multiply
    1,814,664.80x = 2,720,830.80 × 750,130.40
  4. Step 4: Simplify right side
    1,814,664.80x = 2,040,977,896,336.32
  5. Step 5: Solve for x
    x = 2,040,977,896,336.32/1,814,664.80
  6. Step 6: Final answer
    x = 1,124,713.44

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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.