Home / 1,868,657.40-2,802,986.10-923,873.40

Finding the Fourth Proportional to 1,868,657.40, 2,802,986.10 and 923,873.40

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Solution

The fourth proportional to 1,868,657.40, 2,802,986.10 and 923,873.40 is: 1,385,810.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,657.40 : 2,802,986.10 = 923,873.40 : x
  2. Step 2: Convert to fraction form
    1,868,657.40/2,802,986.10 = 923,873.40/x
  3. Step 3: Cross multiply
    1,868,657.40x = 2,802,986.10 × 923,873.40
  4. Step 4: Simplify right side
    1,868,657.40x = 2,589,604,298,359.74
  5. Step 5: Solve for x
    x = 2,589,604,298,359.74/1,868,657.40
  6. Step 6: Final answer
    x = 1,385,810.10

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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.