Home / 1,270,363.15-1,904,095.23-511,719.18

Finding the Fourth Proportional to 1,270,363.15, 1,904,095.23 and 511,719.18

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Solution

The fourth proportional to 1,270,363.15, 1,904,095.23 and 511,719.18 is: 766,994.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,363.15 : 1,904,095.23 = 511,719.18 : x
  2. Step 2: Convert to fraction form
    1,270,363.15/1,904,095.23 = 511,719.18/x
  3. Step 3: Cross multiply
    1,270,363.15x = 1,904,095.23 × 511,719.18
  4. Step 4: Simplify right side
    1,270,363.15x = 974,362,049,737.51
  5. Step 5: Solve for x
    x = 974,362,049,737.51/1,270,363.15
  6. Step 6: Final answer
    x = 766,994.89

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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.