Home / 1,518,569.81-2,095,670.08-839,550.05

Finding the Fourth Proportional to 1,518,569.81, 2,095,670.08 and 839,550.05

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Solution

The fourth proportional to 1,518,569.81, 2,095,670.08 and 839,550.05 is: 1,158,603.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,569.81 : 2,095,670.08 = 839,550.05 : x
  2. Step 2: Convert to fraction form
    1,518,569.81/2,095,670.08 = 839,550.05/x
  3. Step 3: Cross multiply
    1,518,569.81x = 2,095,670.08 × 839,550.05
  4. Step 4: Simplify right side
    1,518,569.81x = 1,759,419,926,736.12
  5. Step 5: Solve for x
    x = 1,759,419,926,736.12/1,518,569.81
  6. Step 6: Final answer
    x = 1,158,603.25

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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.