Home / 1,242,952.82-1,714,303.05-807,510.50

Finding the Fourth Proportional to 1,242,952.82, 1,714,303.05 and 807,510.50

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Solution

The fourth proportional to 1,242,952.82, 1,714,303.05 and 807,510.50 is: 1,113,733.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,952.82 : 1,714,303.05 = 807,510.50 : x
  2. Step 2: Convert to fraction form
    1,242,952.82/1,714,303.05 = 807,510.50/x
  3. Step 3: Cross multiply
    1,242,952.82x = 1,714,303.05 × 807,510.50
  4. Step 4: Simplify right side
    1,242,952.82x = 1,384,317,713,057.03
  5. Step 5: Solve for x
    x = 1,384,317,713,057.03/1,242,952.82
  6. Step 6: Final answer
    x = 1,113,733.11

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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.