Home / 1,257,760.76-1,735,671.93-698,953.23

Finding the Fourth Proportional to 1,257,760.76, 1,735,671.93 and 698,953.23

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Solution

The fourth proportional to 1,257,760.76, 1,735,671.93 and 698,953.23 is: 964,534.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,760.76 : 1,735,671.93 = 698,953.23 : x
  2. Step 2: Convert to fraction form
    1,257,760.76/1,735,671.93 = 698,953.23/x
  3. Step 3: Cross multiply
    1,257,760.76x = 1,735,671.93 × 698,953.23
  4. Step 4: Simplify right side
    1,257,760.76x = 1,213,153,501,693.83
  5. Step 5: Solve for x
    x = 1,213,153,501,693.83/1,257,760.76
  6. Step 6: Final answer
    x = 964,534.39

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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.