Home / 1,892,878.80-2,840,095.80-695,374.80

Finding the Fourth Proportional to 1,892,878.80, 2,840,095.80 and 695,374.80

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Solution

The fourth proportional to 1,892,878.80, 2,840,095.80 and 695,374.80 is: 1,043,347.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,878.80 : 2,840,095.80 = 695,374.80 : x
  2. Step 2: Convert to fraction form
    1,892,878.80/2,840,095.80 = 695,374.80/x
  3. Step 3: Cross multiply
    1,892,878.80x = 2,840,095.80 × 695,374.80
  4. Step 4: Simplify right side
    1,892,878.80x = 1,974,931,048,905.84
  5. Step 5: Solve for x
    x = 1,974,931,048,905.84/1,892,878.80
  6. Step 6: Final answer
    x = 1,043,347.86

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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.