Home / 1,077,030-1,615,844.32-469,871.36

Finding the Fourth Proportional to 1,077,030, 1,615,844.32 and 469,871.36

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Solution

The fourth proportional to 1,077,030, 1,615,844.32 and 469,871.36 is: 704,937.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,030 : 1,615,844.32 = 469,871.36 : x
  2. Step 2: Convert to fraction form
    1,077,030/1,615,844.32 = 469,871.36/x
  3. Step 3: Cross multiply
    1,077,030x = 1,615,844.32 × 469,871.36
  4. Step 4: Simplify right side
    1,077,030x = 759,238,968,186.68
  5. Step 5: Solve for x
    x = 759,238,968,186.68/1,077,030
  6. Step 6: Final answer
    x = 704,937.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.