Home / 1,554,852.60-2,144,963.16-909,873.72

Finding the Fourth Proportional to 1,554,852.60, 2,144,963.16 and 909,873.72

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Solution

The fourth proportional to 1,554,852.60, 2,144,963.16 and 909,873.72 is: 1,255,196.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,852.60 : 2,144,963.16 = 909,873.72 : x
  2. Step 2: Convert to fraction form
    1,554,852.60/2,144,963.16 = 909,873.72/x
  3. Step 3: Cross multiply
    1,554,852.60x = 2,144,963.16 × 909,873.72
  4. Step 4: Simplify right side
    1,554,852.60x = 1,951,645,609,652.16
  5. Step 5: Solve for x
    x = 1,951,645,609,652.16/1,554,852.60
  6. Step 6: Final answer
    x = 1,255,196.54

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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.