Home / 1,490,748.33-2,057,078.10-837,447.69

Finding the Fourth Proportional to 1,490,748.33, 2,057,078.10 and 837,447.69

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Solution

The fourth proportional to 1,490,748.33, 2,057,078.10 and 837,447.69 is: 1,155,590.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,748.33 : 2,057,078.10 = 837,447.69 : x
  2. Step 2: Convert to fraction form
    1,490,748.33/2,057,078.10 = 837,447.69/x
  3. Step 3: Cross multiply
    1,490,748.33x = 2,057,078.10 × 837,447.69
  4. Step 4: Simplify right side
    1,490,748.33x = 1,722,695,302,994.59
  5. Step 5: Solve for x
    x = 1,722,695,302,994.59/1,490,748.33
  6. Step 6: Final answer
    x = 1,155,590.97

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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.