Home / 1,929,616.48-2,662,959.64-1,070,125.52

Finding the Fourth Proportional to 1,929,616.48, 2,662,959.64 and 1,070,125.52

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Solution

The fourth proportional to 1,929,616.48, 2,662,959.64 and 1,070,125.52 is: 1,476,822.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,616.48 : 2,662,959.64 = 1,070,125.52 : x
  2. Step 2: Convert to fraction form
    1,929,616.48/2,662,959.64 = 1,070,125.52/x
  3. Step 3: Cross multiply
    1,929,616.48x = 2,662,959.64 × 1,070,125.52
  4. Step 4: Simplify right side
    1,929,616.48x = 2,849,701,069,494.01
  5. Step 5: Solve for x
    x = 2,849,701,069,494.01/1,929,616.48
  6. Step 6: Final answer
    x = 1,476,822.52

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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.