Home / 2,013,568.35-2,779,309.86-1,315,954.11

Finding the Fourth Proportional to 2,013,568.35, 2,779,309.86 and 1,315,954.11

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Solution

The fourth proportional to 2,013,568.35, 2,779,309.86 and 1,315,954.11 is: 1,816,399.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013,568.35 : 2,779,309.86 = 1,315,954.11 : x
  2. Step 2: Convert to fraction form
    2,013,568.35/2,779,309.86 = 1,315,954.11/x
  3. Step 3: Cross multiply
    2,013,568.35x = 2,779,309.86 × 1,315,954.11
  4. Step 4: Simplify right side
    2,013,568.35x = 3,657,444,233,230.53
  5. Step 5: Solve for x
    x = 3,657,444,233,230.53/2,013,568.35
  6. Step 6: Final answer
    x = 1,816,399.35

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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.