Home / 1,936,000.90-2,905,038.15-814,183.30

Finding the Fourth Proportional to 1,936,000.90, 2,905,038.15 and 814,183.30

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Solution

The fourth proportional to 1,936,000.90, 2,905,038.15 and 814,183.30 is: 1,221,710.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936,000.90 : 2,905,038.15 = 814,183.30 : x
  2. Step 2: Convert to fraction form
    1,936,000.90/2,905,038.15 = 814,183.30/x
  3. Step 3: Cross multiply
    1,936,000.90x = 2,905,038.15 × 814,183.30
  4. Step 4: Simplify right side
    1,936,000.90x = 2,365,233,547,592.90
  5. Step 5: Solve for x
    x = 2,365,233,547,592.90/1,936,000.90
  6. Step 6: Final answer
    x = 1,221,710.98

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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.