Home / 1,535,396.49-2,118,835.33-847,097.36

Finding the Fourth Proportional to 1,535,396.49, 2,118,835.33 and 847,097.36

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Solution

The fourth proportional to 1,535,396.49, 2,118,835.33 and 847,097.36 is: 1,168,987.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,396.49 : 2,118,835.33 = 847,097.36 : x
  2. Step 2: Convert to fraction form
    1,535,396.49/2,118,835.33 = 847,097.36/x
  3. Step 3: Cross multiply
    1,535,396.49x = 2,118,835.33 × 847,097.36
  4. Step 4: Simplify right side
    1,535,396.49x = 1,794,859,820,673.69
  5. Step 5: Solve for x
    x = 1,794,859,820,673.69/1,535,396.49
  6. Step 6: Final answer
    x = 1,168,987.83

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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.