Home / 2,148,001.80-3,221,929.80-550,580.55

Finding the Fourth Proportional to 2,148,001.80, 3,221,929.80 and 550,580.55

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Solution

The fourth proportional to 2,148,001.80, 3,221,929.80 and 550,580.55 is: 825,852.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,001.80 : 3,221,929.80 = 550,580.55 : x
  2. Step 2: Convert to fraction form
    2,148,001.80/3,221,929.80 = 550,580.55/x
  3. Step 3: Cross multiply
    2,148,001.80x = 3,221,929.80 × 550,580.55
  4. Step 4: Simplify right side
    2,148,001.80x = 1,773,931,881,345.39
  5. Step 5: Solve for x
    x = 1,773,931,881,345.39/2,148,001.80
  6. Step 6: Final answer
    x = 825,852.14

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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.