Home / 1,171,044.56-1,615,966.44-654,840.98

Finding the Fourth Proportional to 1,171,044.56, 1,615,966.44 and 654,840.98

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Solution

The fourth proportional to 1,171,044.56, 1,615,966.44 and 654,840.98 is: 903,638.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,044.56 : 1,615,966.44 = 654,840.98 : x
  2. Step 2: Convert to fraction form
    1,171,044.56/1,615,966.44 = 654,840.98/x
  3. Step 3: Cross multiply
    1,171,044.56x = 1,615,966.44 × 654,840.98
  4. Step 4: Simplify right side
    1,171,044.56x = 1,058,201,047,216.71
  5. Step 5: Solve for x
    x = 1,058,201,047,216.71/1,171,044.56
  6. Step 6: Final answer
    x = 903,638.58

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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.