Home / 1,445,095.16-1,994,205.20-800,513.36

Finding the Fourth Proportional to 1,445,095.16, 1,994,205.20 and 800,513.36

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Solution

The fourth proportional to 1,445,095.16, 1,994,205.20 and 800,513.36 is: 1,104,693.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,095.16 : 1,994,205.20 = 800,513.36 : x
  2. Step 2: Convert to fraction form
    1,445,095.16/1,994,205.20 = 800,513.36/x
  3. Step 3: Cross multiply
    1,445,095.16x = 1,994,205.20 × 800,513.36
  4. Step 4: Simplify right side
    1,445,095.16x = 1,596,387,905,181.47
  5. Step 5: Solve for x
    x = 1,596,387,905,181.47/1,445,095.16
  6. Step 6: Final answer
    x = 1,104,693.97

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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.