Home / 1,345,712.63-1,857,060.15-733,870.22

Finding the Fourth Proportional to 1,345,712.63, 1,857,060.15 and 733,870.22

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Solution

The fourth proportional to 1,345,712.63, 1,857,060.15 and 733,870.22 is: 1,012,728.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,712.63 : 1,857,060.15 = 733,870.22 : x
  2. Step 2: Convert to fraction form
    1,345,712.63/1,857,060.15 = 733,870.22/x
  3. Step 3: Cross multiply
    1,345,712.63x = 1,857,060.15 × 733,870.22
  4. Step 4: Simplify right side
    1,345,712.63x = 1,362,841,140,833.73
  5. Step 5: Solve for x
    x = 1,362,841,140,833.73/1,345,712.63
  6. Step 6: Final answer
    x = 1,012,728.21

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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.