Home / 1,437,727.86-1,983,707.82-947,643.03

Finding the Fourth Proportional to 1,437,727.86, 1,983,707.82 and 947,643.03

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Solution

The fourth proportional to 1,437,727.86, 1,983,707.82 and 947,643.03 is: 1,307,512.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,727.86 : 1,983,707.82 = 947,643.03 : x
  2. Step 2: Convert to fraction form
    1,437,727.86/1,983,707.82 = 947,643.03/x
  3. Step 3: Cross multiply
    1,437,727.86x = 1,983,707.82 × 947,643.03
  4. Step 4: Simplify right side
    1,437,727.86x = 1,879,846,889,179.49
  5. Step 5: Solve for x
    x = 1,879,846,889,179.49/1,437,727.86
  6. Step 6: Final answer
    x = 1,307,512.32

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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.