Home / 2,390,486.32-3,298,774.80-1,302,734.53

Finding the Fourth Proportional to 2,390,486.32, 3,298,774.80 and 1,302,734.53

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Solution

The fourth proportional to 2,390,486.32, 3,298,774.80 and 1,302,734.53 is: 1,797,721.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,486.32 : 3,298,774.80 = 1,302,734.53 : x
  2. Step 2: Convert to fraction form
    2,390,486.32/3,298,774.80 = 1,302,734.53/x
  3. Step 3: Cross multiply
    2,390,486.32x = 3,298,774.80 × 1,302,734.53
  4. Step 4: Simplify right side
    2,390,486.32x = 4,297,427,838,653.84
  5. Step 5: Solve for x
    x = 4,297,427,838,653.84/2,390,486.32
  6. Step 6: Final answer
    x = 1,797,721.16

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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.