Home / 1,439,000.10-2,157,361.49-540,341.75

Finding the Fourth Proportional to 1,439,000.10, 2,157,361.49 and 540,341.75

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Solution

The fourth proportional to 1,439,000.10, 2,157,361.49 and 540,341.75 is: 810,085.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,000.10 : 2,157,361.49 = 540,341.75 : x
  2. Step 2: Convert to fraction form
    1,439,000.10/2,157,361.49 = 540,341.75/x
  3. Step 3: Cross multiply
    1,439,000.10x = 2,157,361.49 × 540,341.75
  4. Step 4: Simplify right side
    1,439,000.10x = 1,165,712,489,633.47
  5. Step 5: Solve for x
    x = 1,165,712,489,633.47/1,439,000.10
  6. Step 6: Final answer
    x = 810,085.07

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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.