Home / 1,192,374.36-1,789,152.93-472,700.88

Finding the Fourth Proportional to 1,192,374.36, 1,789,152.93 and 472,700.88

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Solution

The fourth proportional to 1,192,374.36, 1,789,152.93 and 472,700.88 is: 709,285.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,374.36 : 1,789,152.93 = 472,700.88 : x
  2. Step 2: Convert to fraction form
    1,192,374.36/1,789,152.93 = 472,700.88/x
  3. Step 3: Cross multiply
    1,192,374.36x = 1,789,152.93 × 472,700.88
  4. Step 4: Simplify right side
    1,192,374.36x = 845,734,164,465.58
  5. Step 5: Solve for x
    x = 845,734,164,465.58/1,192,374.36
  6. Step 6: Final answer
    x = 709,285.77

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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.