Home / 1,099,590.36-1,516,535.04-773,981.28

Finding the Fourth Proportional to 1,099,590.36, 1,516,535.04 and 773,981.28

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Solution

The fourth proportional to 1,099,590.36, 1,516,535.04 and 773,981.28 is: 1,067,460.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,590.36 : 1,516,535.04 = 773,981.28 : x
  2. Step 2: Convert to fraction form
    1,099,590.36/1,516,535.04 = 773,981.28/x
  3. Step 3: Cross multiply
    1,099,590.36x = 1,516,535.04 × 773,981.28
  4. Step 4: Simplify right side
    1,099,590.36x = 1,173,769,731,424.05
  5. Step 5: Solve for x
    x = 1,173,769,731,424.05/1,099,590.36
  6. Step 6: Final answer
    x = 1,067,460.91

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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.