Home / 1,899,699.52-2,621,585.28-1,040,312.32

Finding the Fourth Proportional to 1,899,699.52, 2,621,585.28 and 1,040,312.32

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Solution

The fourth proportional to 1,899,699.52, 2,621,585.28 and 1,040,312.32 is: 1,435,630.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,699.52 : 2,621,585.28 = 1,040,312.32 : x
  2. Step 2: Convert to fraction form
    1,899,699.52/2,621,585.28 = 1,040,312.32/x
  3. Step 3: Cross multiply
    1,899,699.52x = 2,621,585.28 × 1,040,312.32
  4. Step 4: Simplify right side
    1,899,699.52x = 2,727,267,464,714.65
  5. Step 5: Solve for x
    x = 2,727,267,464,714.65/1,899,699.52
  6. Step 6: Final answer
    x = 1,435,630.97

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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.