Home / 2,020,582.80-2,788,882.92-1,161,642.06

Finding the Fourth Proportional to 2,020,582.80, 2,788,882.92 and 1,161,642.06

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Solution

The fourth proportional to 2,020,582.80, 2,788,882.92 and 1,161,642.06 is: 1,603,341.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,582.80 : 2,788,882.92 = 1,161,642.06 : x
  2. Step 2: Convert to fraction form
    2,020,582.80/2,788,882.92 = 1,161,642.06/x
  3. Step 3: Cross multiply
    2,020,582.80x = 2,788,882.92 × 1,161,642.06
  4. Step 4: Simplify right side
    2,020,582.80x = 3,239,683,700,287.62
  5. Step 5: Solve for x
    x = 3,239,683,700,287.62/2,020,582.80
  6. Step 6: Final answer
    x = 1,603,341.22

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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.