Home / 1,618,563.57-2,233,617.86-893,411.48

Finding the Fourth Proportional to 1,618,563.57, 2,233,617.86 and 893,411.48

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Solution

The fourth proportional to 1,618,563.57, 2,233,617.86 and 893,411.48 is: 1,232,907.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,563.57 : 2,233,617.86 = 893,411.48 : x
  2. Step 2: Convert to fraction form
    1,618,563.57/2,233,617.86 = 893,411.48/x
  3. Step 3: Cross multiply
    1,618,563.57x = 2,233,617.86 × 893,411.48
  4. Step 4: Simplify right side
    1,618,563.57x = 1,995,539,822,421.89
  5. Step 5: Solve for x
    x = 1,995,539,822,421.89/1,618,563.57
  6. Step 6: Final answer
    x = 1,232,907.91

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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.