Home / 1,547,875.89-2,135,996.82-859,591.44

Finding the Fourth Proportional to 1,547,875.89, 2,135,996.82 and 859,591.44

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Solution

The fourth proportional to 1,547,875.89, 2,135,996.82 and 859,591.44 is: 1,186,196.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,875.89 : 2,135,996.82 = 859,591.44 : x
  2. Step 2: Convert to fraction form
    1,547,875.89/2,135,996.82 = 859,591.44/x
  3. Step 3: Cross multiply
    1,547,875.89x = 2,135,996.82 × 859,591.44
  4. Step 4: Simplify right side
    1,547,875.89x = 1,836,084,582,339.22
  5. Step 5: Solve for x
    x = 1,836,084,582,339.22/1,547,875.89
  6. Step 6: Final answer
    x = 1,186,196.25

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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.