Home / 1,354,547.26-1,869,334.32-810,579.58

Finding the Fourth Proportional to 1,354,547.26, 1,869,334.32 and 810,579.58

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Solution

The fourth proportional to 1,354,547.26, 1,869,334.32 and 810,579.58 is: 1,118,635.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,547.26 : 1,869,334.32 = 810,579.58 : x
  2. Step 2: Convert to fraction form
    1,354,547.26/1,869,334.32 = 810,579.58/x
  3. Step 3: Cross multiply
    1,354,547.26x = 1,869,334.32 × 810,579.58
  4. Step 4: Simplify right side
    1,354,547.26x = 1,515,244,227,985.19
  5. Step 5: Solve for x
    x = 1,515,244,227,985.19/1,354,547.26
  6. Step 6: Final answer
    x = 1,118,635.19

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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.