Home / 1,779,151.80-2,668,727.70-1,716,166.20

Finding the Fourth Proportional to 1,779,151.80, 2,668,727.70 and 1,716,166.20

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Solution

The fourth proportional to 1,779,151.80, 2,668,727.70 and 1,716,166.20 is: 2,574,249.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,151.80 : 2,668,727.70 = 1,716,166.20 : x
  2. Step 2: Convert to fraction form
    1,779,151.80/2,668,727.70 = 1,716,166.20/x
  3. Step 3: Cross multiply
    1,779,151.80x = 2,668,727.70 × 1,716,166.20
  4. Step 4: Simplify right side
    1,779,151.80x = 4,579,980,275,743.74
  5. Step 5: Solve for x
    x = 4,579,980,275,743.74/1,779,151.80
  6. Step 6: Final answer
    x = 2,574,249.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.