Home / 1,605,730.06-2,215,703.30-917,446.50

Finding the Fourth Proportional to 1,605,730.06, 2,215,703.30 and 917,446.50

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Solution

The fourth proportional to 1,605,730.06, 2,215,703.30 and 917,446.50 is: 1,265,959.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,730.06 : 2,215,703.30 = 917,446.50 : x
  2. Step 2: Convert to fraction form
    1,605,730.06/2,215,703.30 = 917,446.50/x
  3. Step 3: Cross multiply
    1,605,730.06x = 2,215,703.30 × 917,446.50
  4. Step 4: Simplify right side
    1,605,730.06x = 2,032,789,233,036.22
  5. Step 5: Solve for x
    x = 2,032,789,233,036.22/1,605,730.06
  6. Step 6: Final answer
    x = 1,265,959.50

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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.