Home / 1,140,822.18-1,574,335.06-624,609.54

Finding the Fourth Proportional to 1,140,822.18, 1,574,335.06 and 624,609.54

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Solution

The fourth proportional to 1,140,822.18, 1,574,335.06 and 624,609.54 is: 861,961.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,822.18 : 1,574,335.06 = 624,609.54 : x
  2. Step 2: Convert to fraction form
    1,140,822.18/1,574,335.06 = 624,609.54/x
  3. Step 3: Cross multiply
    1,140,822.18x = 1,574,335.06 × 624,609.54
  4. Step 4: Simplify right side
    1,140,822.18x = 983,344,697,632.47
  5. Step 5: Solve for x
    x = 983,344,697,632.47/1,140,822.18
  6. Step 6: Final answer
    x = 861,961.41

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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.