Home / 1,400,895.34-1,920,625.72-1,375,357.32

Finding the Fourth Proportional to 1,400,895.34, 1,920,625.72 and 1,375,357.32

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Solution

The fourth proportional to 1,400,895.34, 1,920,625.72 and 1,375,357.32 is: 1,885,613.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,895.34 : 1,920,625.72 = 1,375,357.32 : x
  2. Step 2: Convert to fraction form
    1,400,895.34/1,920,625.72 = 1,375,357.32/x
  3. Step 3: Cross multiply
    1,400,895.34x = 1,920,625.72 × 1,375,357.32
  4. Step 4: Simplify right side
    1,400,895.34x = 2,641,546,639,543.88
  5. Step 5: Solve for x
    x = 2,641,546,639,543.88/1,400,895.34
  6. Step 6: Final answer
    x = 1,885,613.13

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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.