Home / 2,070,479.25-2,857,186.67-1,152,684.81

Finding the Fourth Proportional to 2,070,479.25, 2,857,186.67 and 1,152,684.81

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Solution

The fourth proportional to 2,070,479.25, 2,857,186.67 and 1,152,684.81 is: 1,590,663.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070,479.25 : 2,857,186.67 = 1,152,684.81 : x
  2. Step 2: Convert to fraction form
    2,070,479.25/2,857,186.67 = 1,152,684.81/x
  3. Step 3: Cross multiply
    2,070,479.25x = 2,857,186.67 × 1,152,684.81
  4. Step 4: Simplify right side
    2,070,479.25x = 3,293,435,668,080.06
  5. Step 5: Solve for x
    x = 3,293,435,668,080.06/2,070,479.25
  6. Step 6: Final answer
    x = 1,590,663.45

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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.