Home / 1,769,712.90-2,655,225.45-705,518.70

Finding the Fourth Proportional to 1,769,712.90, 2,655,225.45 and 705,518.70

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Solution

The fourth proportional to 1,769,712.90, 2,655,225.45 and 705,518.70 is: 1,058,539.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,712.90 : 2,655,225.45 = 705,518.70 : x
  2. Step 2: Convert to fraction form
    1,769,712.90/2,655,225.45 = 705,518.70/x
  3. Step 3: Cross multiply
    1,769,712.90x = 2,655,225.45 × 705,518.70
  4. Step 4: Simplify right side
    1,769,712.90x = 1,873,311,207,690.92
  5. Step 5: Solve for x
    x = 1,873,311,207,690.92/1,769,712.90
  6. Step 6: Final answer
    x = 1,058,539.61

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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.