Home / 1,936,545.15-2,672,395.08-1,065,328.93

Finding the Fourth Proportional to 1,936,545.15, 2,672,395.08 and 1,065,328.93

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Solution

The fourth proportional to 1,936,545.15, 2,672,395.08 and 1,065,328.93 is: 1,470,133.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936,545.15 : 2,672,395.08 = 1,065,328.93 : x
  2. Step 2: Convert to fraction form
    1,936,545.15/2,672,395.08 = 1,065,328.93/x
  3. Step 3: Cross multiply
    1,936,545.15x = 2,672,395.08 × 1,065,328.93
  4. Step 4: Simplify right side
    1,936,545.15x = 2,846,979,777,751.69
  5. Step 5: Solve for x
    x = 2,846,979,777,751.69/1,936,545.15
  6. Step 6: Final answer
    x = 1,470,133.44

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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.