Home / 1,868,999.40-2,802,462.30-745,799.40

Finding the Fourth Proportional to 1,868,999.40, 2,802,462.30 and 745,799.40

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Solution

The fourth proportional to 1,868,999.40, 2,802,462.30 and 745,799.40 is: 1,118,285.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,999.40 : 2,802,462.30 = 745,799.40 : x
  2. Step 2: Convert to fraction form
    1,868,999.40/2,802,462.30 = 745,799.40/x
  3. Step 3: Cross multiply
    1,868,999.40x = 2,802,462.30 × 745,799.40
  4. Step 4: Simplify right side
    1,868,999.40x = 2,090,074,701,862.62
  5. Step 5: Solve for x
    x = 2,090,074,701,862.62/1,868,999.40
  6. Step 6: Final answer
    x = 1,118,285.38

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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.