Home / 1,140,584.18-1,574,178.45-657,220.82

Finding the Fourth Proportional to 1,140,584.18, 1,574,178.45 and 657,220.82

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Solution

The fourth proportional to 1,140,584.18, 1,574,178.45 and 657,220.82 is: 907,064.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,584.18 : 1,574,178.45 = 657,220.82 : x
  2. Step 2: Convert to fraction form
    1,140,584.18/1,574,178.45 = 657,220.82/x
  3. Step 3: Cross multiply
    1,140,584.18x = 1,574,178.45 × 657,220.82
  4. Step 4: Simplify right side
    1,140,584.18x = 1,034,582,851,735.33
  5. Step 5: Solve for x
    x = 1,034,582,851,735.33/1,140,584.18
  6. Step 6: Final answer
    x = 907,064.00

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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.