Home / 2,403,536.80-3,316,880.54-1,315,805.02

Finding the Fourth Proportional to 2,403,536.80, 3,316,880.54 and 1,315,805.02

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Solution

The fourth proportional to 2,403,536.80, 3,316,880.54 and 1,315,805.02 is: 1,815,810.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403,536.80 : 3,316,880.54 = 1,315,805.02 : x
  2. Step 2: Convert to fraction form
    2,403,536.80/3,316,880.54 = 1,315,805.02/x
  3. Step 3: Cross multiply
    2,403,536.80x = 3,316,880.54 × 1,315,805.02
  4. Step 4: Simplify right side
    2,403,536.80x = 4,364,368,065,272.31
  5. Step 5: Solve for x
    x = 4,364,368,065,272.31/2,403,536.80
  6. Step 6: Final answer
    x = 1,815,810.79

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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.