Home / 1,929,557-2,893,657.08-791,989.76

Finding the Fourth Proportional to 1,929,557, 2,893,657.08 and 791,989.76

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Solution

The fourth proportional to 1,929,557, 2,893,657.08 and 791,989.76 is: 1,187,706.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,557 : 2,893,657.08 = 791,989.76 : x
  2. Step 2: Convert to fraction form
    1,929,557/2,893,657.08 = 791,989.76/x
  3. Step 3: Cross multiply
    1,929,557x = 2,893,657.08 × 791,989.76
  4. Step 4: Simplify right side
    1,929,557x = 2,291,746,776,311.50
  5. Step 5: Solve for x
    x = 2,291,746,776,311.50/1,929,557
  6. Step 6: Final answer
    x = 1,187,706.18

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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.