Home / 1,813,887.19-2,503,089.27-986,964.16

Finding the Fourth Proportional to 1,813,887.19, 2,503,089.27 and 986,964.16

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Solution

The fourth proportional to 1,813,887.19, 2,503,089.27 and 986,964.16 is: 1,361,969.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,887.19 : 2,503,089.27 = 986,964.16 : x
  2. Step 2: Convert to fraction form
    1,813,887.19/2,503,089.27 = 986,964.16/x
  3. Step 3: Cross multiply
    1,813,887.19x = 2,503,089.27 × 986,964.16
  4. Step 4: Simplify right side
    1,813,887.19x = 2,470,459,390,810.03
  5. Step 5: Solve for x
    x = 2,470,459,390,810.03/1,813,887.19
  6. Step 6: Final answer
    x = 1,361,969.70

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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.