Home / 1,692,131.85-2,536,935.44-1,018,055.21

Finding the Fourth Proportional to 1,692,131.85, 2,536,935.44 and 1,018,055.21

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Solution

The fourth proportional to 1,692,131.85, 2,536,935.44 and 1,018,055.21 is: 1,526,323.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,131.85 : 2,536,935.44 = 1,018,055.21 : x
  2. Step 2: Convert to fraction form
    1,692,131.85/2,536,935.44 = 1,018,055.21/x
  3. Step 3: Cross multiply
    1,692,131.85x = 2,536,935.44 × 1,018,055.21
  4. Step 4: Simplify right side
    1,692,131.85x = 2,582,740,343,377.71
  5. Step 5: Solve for x
    x = 2,582,740,343,377.71/1,692,131.85
  6. Step 6: Final answer
    x = 1,526,323.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.