Home / 1,609,978.64-2,221,823.78-884,852.06

Finding the Fourth Proportional to 1,609,978.64, 2,221,823.78 and 884,852.06

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Solution

The fourth proportional to 1,609,978.64, 2,221,823.78 and 884,852.06 is: 1,221,125.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,978.64 : 2,221,823.78 = 884,852.06 : x
  2. Step 2: Convert to fraction form
    1,609,978.64/2,221,823.78 = 884,852.06/x
  3. Step 3: Cross multiply
    1,609,978.64x = 2,221,823.78 × 884,852.06
  4. Step 4: Simplify right side
    1,609,978.64x = 1,965,985,348,689.99
  5. Step 5: Solve for x
    x = 1,965,985,348,689.99/1,609,978.64
  6. Step 6: Final answer
    x = 1,221,125.11

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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.