Home / 1,809,981.39-2,710,838.64-864,016.41

Finding the Fourth Proportional to 1,809,981.39, 2,710,838.64 and 864,016.41

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Solution

The fourth proportional to 1,809,981.39, 2,710,838.64 and 864,016.41 is: 1,294,051.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,981.39 : 2,710,838.64 = 864,016.41 : x
  2. Step 2: Convert to fraction form
    1,809,981.39/2,710,838.64 = 864,016.41/x
  3. Step 3: Cross multiply
    1,809,981.39x = 2,710,838.64 × 864,016.41
  4. Step 4: Simplify right side
    1,809,981.39x = 2,342,209,069,822.08
  5. Step 5: Solve for x
    x = 2,342,209,069,822.08/1,809,981.39
  6. Step 6: Final answer
    x = 1,294,051.47

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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.