Home / 1,851,985.32-2,555,839.16-1,036,140.48

Finding the Fourth Proportional to 1,851,985.32, 2,555,839.16 and 1,036,140.48

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Solution

The fourth proportional to 1,851,985.32, 2,555,839.16 and 1,036,140.48 is: 1,429,929.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,985.32 : 2,555,839.16 = 1,036,140.48 : x
  2. Step 2: Convert to fraction form
    1,851,985.32/2,555,839.16 = 1,036,140.48/x
  3. Step 3: Cross multiply
    1,851,985.32x = 2,555,839.16 × 1,036,140.48
  4. Step 4: Simplify right side
    1,851,985.32x = 2,648,208,414,045.20
  5. Step 5: Solve for x
    x = 2,648,208,414,045.20/1,851,985.32
  6. Step 6: Final answer
    x = 1,429,929.48

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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.