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Finding the Fourth Proportional to 1,799,641.12, 2,483,504.28 and 983,848.24

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Solution

The fourth proportional to 1,799,641.12, 2,483,504.28 and 983,848.24 is: 1,357,710.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799,641.12 : 2,483,504.28 = 983,848.24 : x
  2. Step 2: Convert to fraction form
    1,799,641.12/2,483,504.28 = 983,848.24/x
  3. Step 3: Cross multiply
    1,799,641.12x = 2,483,504.28 × 983,848.24
  4. Step 4: Simplify right side
    1,799,641.12x = 2,443,391,314,910.47
  5. Step 5: Solve for x
    x = 2,443,391,314,910.47/1,799,641.12
  6. Step 6: Final answer
    x = 1,357,710.32

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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.