Home / 1,115,793.90-1,673,690.85-1,068,554.70

Finding the Fourth Proportional to 1,115,793.90, 1,673,690.85 and 1,068,554.70

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Solution

The fourth proportional to 1,115,793.90, 1,673,690.85 and 1,068,554.70 is: 1,602,832.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,793.90 : 1,673,690.85 = 1,068,554.70 : x
  2. Step 2: Convert to fraction form
    1,115,793.90/1,673,690.85 = 1,068,554.70/x
  3. Step 3: Cross multiply
    1,115,793.90x = 1,673,690.85 × 1,068,554.70
  4. Step 4: Simplify right side
    1,115,793.90x = 1,788,430,224,114.50
  5. Step 5: Solve for x
    x = 1,788,430,224,114.50/1,115,793.90
  6. Step 6: Final answer
    x = 1,602,832.05

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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.