Home / 1,354,598.26-1,869,367.28-742,806.88

Finding the Fourth Proportional to 1,354,598.26, 1,869,367.28 and 742,806.88

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Solution

The fourth proportional to 1,354,598.26, 1,869,367.28 and 742,806.88 is: 1,025,085.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,598.26 : 1,869,367.28 = 742,806.88 : x
  2. Step 2: Convert to fraction form
    1,354,598.26/1,869,367.28 = 742,806.88/x
  3. Step 3: Cross multiply
    1,354,598.26x = 1,869,367.28 × 742,806.88
  4. Step 4: Simplify right side
    1,354,598.26x = 1,388,578,876,830.89
  5. Step 5: Solve for x
    x = 1,388,578,876,830.89/1,354,598.26
  6. Step 6: Final answer
    x = 1,025,085.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.