Home / 2,588,769.19-3,883,714.32-991,332.35

Finding the Fourth Proportional to 2,588,769.19, 3,883,714.32 and 991,332.35

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Solution

The fourth proportional to 2,588,769.19, 3,883,714.32 and 991,332.35 is: 1,487,213.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588,769.19 : 3,883,714.32 = 991,332.35 : x
  2. Step 2: Convert to fraction form
    2,588,769.19/3,883,714.32 = 991,332.35/x
  3. Step 3: Cross multiply
    2,588,769.19x = 3,883,714.32 × 991,332.35
  4. Step 4: Simplify right side
    2,588,769.19x = 3,850,051,643,574.25
  5. Step 5: Solve for x
    x = 3,850,051,643,574.25/2,588,769.19
  6. Step 6: Final answer
    x = 1,487,213.17

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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.