Home / 2,169,875.70-2,994,605.91-1,203,309.18

Finding the Fourth Proportional to 2,169,875.70, 2,994,605.91 and 1,203,309.18

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Solution

The fourth proportional to 2,169,875.70, 2,994,605.91 and 1,203,309.18 is: 1,660,665.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169,875.70 : 2,994,605.91 = 1,203,309.18 : x
  2. Step 2: Convert to fraction form
    2,169,875.70/2,994,605.91 = 1,203,309.18/x
  3. Step 3: Cross multiply
    2,169,875.70x = 2,994,605.91 × 1,203,309.18
  4. Step 4: Simplify right side
    2,169,875.70x = 3,603,436,781,985.25
  5. Step 5: Solve for x
    x = 3,603,436,781,985.25/2,169,875.70
  6. Step 6: Final answer
    x = 1,660,665.07

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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.