Home / 1,533,535.86-2,116,193.12-845,205.63

Finding the Fourth Proportional to 1,533,535.86, 2,116,193.12 and 845,205.63

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Solution

The fourth proportional to 1,533,535.86, 2,116,193.12 and 845,205.63 is: 1,166,336.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,535.86 : 2,116,193.12 = 845,205.63 : x
  2. Step 2: Convert to fraction form
    1,533,535.86/2,116,193.12 = 845,205.63/x
  3. Step 3: Cross multiply
    1,533,535.86x = 2,116,193.12 × 845,205.63
  4. Step 4: Simplify right side
    1,533,535.86x = 1,788,618,339,191.27
  5. Step 5: Solve for x
    x = 1,788,618,339,191.27/1,533,535.86
  6. Step 6: Final answer
    x = 1,166,336.17

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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.