Home / 1,557,940.80-2,336,911.20-886,094.40

Finding the Fourth Proportional to 1,557,940.80, 2,336,911.20 and 886,094.40

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Solution

The fourth proportional to 1,557,940.80, 2,336,911.20 and 886,094.40 is: 1,329,141.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,940.80 : 2,336,911.20 = 886,094.40 : x
  2. Step 2: Convert to fraction form
    1,557,940.80/2,336,911.20 = 886,094.40/x
  3. Step 3: Cross multiply
    1,557,940.80x = 2,336,911.20 × 886,094.40
  4. Step 4: Simplify right side
    1,557,940.80x = 2,070,723,927,617.28
  5. Step 5: Solve for x
    x = 2,070,723,927,617.28/1,557,940.80
  6. Step 6: Final answer
    x = 1,329,141.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.