Home / 2,009,065.28-2,773,237.92-1,330,220.48

Finding the Fourth Proportional to 2,009,065.28, 2,773,237.92 and 1,330,220.48

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Solution

The fourth proportional to 2,009,065.28, 2,773,237.92 and 1,330,220.48 is: 1,836,186.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,065.28 : 2,773,237.92 = 1,330,220.48 : x
  2. Step 2: Convert to fraction form
    2,009,065.28/2,773,237.92 = 1,330,220.48/x
  3. Step 3: Cross multiply
    2,009,065.28x = 2,773,237.92 × 1,330,220.48
  4. Step 4: Simplify right side
    2,009,065.28x = 3,689,017,877,096.60
  5. Step 5: Solve for x
    x = 3,689,017,877,096.60/2,009,065.28
  6. Step 6: Final answer
    x = 1,836,186.17

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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.