Home / 1,869,824.68-2,580,203.07-1,054,228.89

Finding the Fourth Proportional to 1,869,824.68, 2,580,203.07 and 1,054,228.89

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Solution

The fourth proportional to 1,869,824.68, 2,580,203.07 and 1,054,228.89 is: 1,454,748.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,824.68 : 2,580,203.07 = 1,054,228.89 : x
  2. Step 2: Convert to fraction form
    1,869,824.68/2,580,203.07 = 1,054,228.89/x
  3. Step 3: Cross multiply
    1,869,824.68x = 2,580,203.07 × 1,054,228.89
  4. Step 4: Simplify right side
    1,869,824.68x = 2,720,124,628,136.45
  5. Step 5: Solve for x
    x = 2,720,124,628,136.45/1,869,824.68
  6. Step 6: Final answer
    x = 1,454,748.49

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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.