Home / 1,648,545.26-2,275,771.64-1,105,036.11

Finding the Fourth Proportional to 1,648,545.26, 2,275,771.64 and 1,105,036.11

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Solution

The fourth proportional to 1,648,545.26, 2,275,771.64 and 1,105,036.11 is: 1,525,472.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,545.26 : 2,275,771.64 = 1,105,036.11 : x
  2. Step 2: Convert to fraction form
    1,648,545.26/2,275,771.64 = 1,105,036.11/x
  3. Step 3: Cross multiply
    1,648,545.26x = 2,275,771.64 × 1,105,036.11
  4. Step 4: Simplify right side
    1,648,545.26x = 2,514,809,834,788.74
  5. Step 5: Solve for x
    x = 2,514,809,834,788.74/1,648,545.26
  6. Step 6: Final answer
    x = 1,525,472.13

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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.