Home / 1,890,681.68-2,837,184-992,767.52

Finding the Fourth Proportional to 1,890,681.68, 2,837,184 and 992,767.52

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Solution

The fourth proportional to 1,890,681.68, 2,837,184 and 992,767.52 is: 1,489,761.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,681.68 : 2,837,184 = 992,767.52 : x
  2. Step 2: Convert to fraction form
    1,890,681.68/2,837,184 = 992,767.52/x
  3. Step 3: Cross multiply
    1,890,681.68x = 2,837,184 × 992,767.52
  4. Step 4: Simplify right side
    1,890,681.68x = 2,816,664,123,463.68
  5. Step 5: Solve for x
    x = 2,816,664,123,463.68/1,890,681.68
  6. Step 6: Final answer
    x = 1,489,761.16

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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.