Home / 1,500,097.51-2,070,140.00-811,769.26

Finding the Fourth Proportional to 1,500,097.51, 2,070,140.00 and 811,769.26

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Solution

The fourth proportional to 1,500,097.51, 2,070,140.00 and 811,769.26 is: 1,120,244.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,097.51 : 2,070,140.00 = 811,769.26 : x
  2. Step 2: Convert to fraction form
    1,500,097.51/2,070,140.00 = 811,769.26/x
  3. Step 3: Cross multiply
    1,500,097.51x = 2,070,140.00 × 811,769.26
  4. Step 4: Simplify right side
    1,500,097.51x = 1,680,476,011,837.55
  5. Step 5: Solve for x
    x = 1,680,476,011,837.55/1,500,097.51
  6. Step 6: Final answer
    x = 1,120,244.52

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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.