Home / 1,918,669.14-2,877,774.48-1,492,630.20

Finding the Fourth Proportional to 1,918,669.14, 2,877,774.48 and 1,492,630.20

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Solution

The fourth proportional to 1,918,669.14, 2,877,774.48 and 1,492,630.20 is: 2,238,766.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,669.14 : 2,877,774.48 = 1,492,630.20 : x
  2. Step 2: Convert to fraction form
    1,918,669.14/2,877,774.48 = 1,492,630.20/x
  3. Step 3: Cross multiply
    1,918,669.14x = 2,877,774.48 × 1,492,630.20
  4. Step 4: Simplify right side
    1,918,669.14x = 4,295,453,097,637.30
  5. Step 5: Solve for x
    x = 4,295,453,097,637.30/1,918,669.14
  6. Step 6: Final answer
    x = 2,238,766.97

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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.