Home / 1,480,788.50-2,043,136.64-900,001.49

Finding the Fourth Proportional to 1,480,788.50, 2,043,136.64 and 900,001.49

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Solution

The fourth proportional to 1,480,788.50, 2,043,136.64 and 900,001.49 is: 1,241,788.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,788.50 : 2,043,136.64 = 900,001.49 : x
  2. Step 2: Convert to fraction form
    1,480,788.50/2,043,136.64 = 900,001.49/x
  3. Step 3: Cross multiply
    1,480,788.50x = 2,043,136.64 × 900,001.49
  4. Step 4: Simplify right side
    1,480,788.50x = 1,838,826,012,307.91
  5. Step 5: Solve for x
    x = 1,838,826,012,307.91/1,480,788.50
  6. Step 6: Final answer
    x = 1,241,788.42

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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.