Home / 1,145,590.37-1,719,095.17-666,043.84

Finding the Fourth Proportional to 1,145,590.37, 1,719,095.17 and 666,043.84

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Solution

The fourth proportional to 1,145,590.37, 1,719,095.17 and 666,043.84 is: 999,478.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,590.37 : 1,719,095.17 = 666,043.84 : x
  2. Step 2: Convert to fraction form
    1,145,590.37/1,719,095.17 = 666,043.84/x
  3. Step 3: Cross multiply
    1,145,590.37x = 1,719,095.17 × 666,043.84
  4. Step 4: Simplify right side
    1,145,590.37x = 1,144,992,748,352.25
  5. Step 5: Solve for x
    x = 1,144,992,748,352.25/1,145,590.37
  6. Step 6: Final answer
    x = 999,478.33

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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.