Home / 1,346,080.36-2,019,993.72-805,929.52

Finding the Fourth Proportional to 1,346,080.36, 2,019,993.72 and 805,929.52

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Solution

The fourth proportional to 1,346,080.36, 2,019,993.72 and 805,929.52 is: 1,209,417.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,080.36 : 2,019,993.72 = 805,929.52 : x
  2. Step 2: Convert to fraction form
    1,346,080.36/2,019,993.72 = 805,929.52/x
  3. Step 3: Cross multiply
    1,346,080.36x = 2,019,993.72 × 805,929.52
  4. Step 4: Simplify right side
    1,346,080.36x = 1,627,972,569,162.61
  5. Step 5: Solve for x
    x = 1,627,972,569,162.61/1,346,080.36
  6. Step 6: Final answer
    x = 1,209,417.07

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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.