Home / 2,070,889.93-2,857,143.09-1,210,841.29

Finding the Fourth Proportional to 2,070,889.93, 2,857,143.09 and 1,210,841.29

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Solution

The fourth proportional to 2,070,889.93, 2,857,143.09 and 1,210,841.29 is: 1,670,560.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070,889.93 : 2,857,143.09 = 1,210,841.29 : x
  2. Step 2: Convert to fraction form
    2,070,889.93/2,857,143.09 = 1,210,841.29/x
  3. Step 3: Cross multiply
    2,070,889.93x = 2,857,143.09 × 1,210,841.29
  4. Step 4: Simplify right side
    2,070,889.93x = 3,459,546,824,810.19
  5. Step 5: Solve for x
    x = 3,459,546,824,810.19/2,070,889.93
  6. Step 6: Final answer
    x = 1,670,560.46

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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.