Home / 2,692,393.40-4,038,590.10-1,936,566.20

Finding the Fourth Proportional to 2,692,393.40, 4,038,590.10 and 1,936,566.20

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Solution

The fourth proportional to 2,692,393.40, 4,038,590.10 and 1,936,566.20 is: 2,904,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,692,393.40 : 4,038,590.10 = 1,936,566.20 : x
  2. Step 2: Convert to fraction form
    2,692,393.40/4,038,590.10 = 1,936,566.20/x
  3. Step 3: Cross multiply
    2,692,393.40x = 4,038,590.10 × 1,936,566.20
  4. Step 4: Simplify right side
    2,692,393.40x = 7,820,997,083,314.62
  5. Step 5: Solve for x
    x = 7,820,997,083,314.62/2,692,393.40
  6. Step 6: Final answer
    x = 2,904,849.30

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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.