Home / 1,009,924.19-1,393,695.38-557,215.19

Finding the Fourth Proportional to 1,009,924.19, 1,393,695.38 and 557,215.19

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Solution

The fourth proportional to 1,009,924.19, 1,393,695.38 and 557,215.19 is: 768,956.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,924.19 : 1,393,695.38 = 557,215.19 : x
  2. Step 2: Convert to fraction form
    1,009,924.19/1,393,695.38 = 557,215.19/x
  3. Step 3: Cross multiply
    1,009,924.19x = 1,393,695.38 × 557,215.19
  4. Step 4: Simplify right side
    1,009,924.19x = 776,588,235,968.82
  5. Step 5: Solve for x
    x = 776,588,235,968.82/1,009,924.19
  6. Step 6: Final answer
    x = 768,956.96

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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.