Home / 1,061,574.48-1,590,943.01-387,022.14

Finding the Fourth Proportional to 1,061,574.48, 1,590,943.01 and 387,022.14

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Solution

The fourth proportional to 1,061,574.48, 1,590,943.01 and 387,022.14 is: 580,015.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,574.48 : 1,590,943.01 = 387,022.14 : x
  2. Step 2: Convert to fraction form
    1,061,574.48/1,590,943.01 = 387,022.14/x
  3. Step 3: Cross multiply
    1,061,574.48x = 1,590,943.01 × 387,022.14
  4. Step 4: Simplify right side
    1,061,574.48x = 615,730,166,413.13
  5. Step 5: Solve for x
    x = 615,730,166,413.13/1,061,574.48
  6. Step 6: Final answer
    x = 580,015.98

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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.