Home / 1,201,923.50-1,658,591.40-657,955.10

Finding the Fourth Proportional to 1,201,923.50, 1,658,591.40 and 657,955.10

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Solution

The fourth proportional to 1,201,923.50, 1,658,591.40 and 657,955.10 is: 907,943.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,923.50 : 1,658,591.40 = 657,955.10 : x
  2. Step 2: Convert to fraction form
    1,201,923.50/1,658,591.40 = 657,955.10/x
  3. Step 3: Cross multiply
    1,201,923.50x = 1,658,591.40 × 657,955.10
  4. Step 4: Simplify right side
    1,201,923.50x = 1,091,278,677,059.95
  5. Step 5: Solve for x
    x = 1,091,278,677,059.95/1,201,923.50
  6. Step 6: Final answer
    x = 907,943.54

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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.