Home / 1,869,943.29-2,580,521.68-1,010,503.55

Finding the Fourth Proportional to 1,869,943.29, 2,580,521.68 and 1,010,503.55

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Solution

The fourth proportional to 1,869,943.29, 2,580,521.68 and 1,010,503.55 is: 1,394,494.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,943.29 : 2,580,521.68 = 1,010,503.55 : x
  2. Step 2: Convert to fraction form
    1,869,943.29/2,580,521.68 = 1,010,503.55/x
  3. Step 3: Cross multiply
    1,869,943.29x = 2,580,521.68 × 1,010,503.55
  4. Step 4: Simplify right side
    1,869,943.29x = 2,607,626,300,536.84
  5. Step 5: Solve for x
    x = 2,607,626,300,536.84/1,869,943.29
  6. Step 6: Final answer
    x = 1,394,494.86

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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.