Home / 1,492,298.40-2,238,447.60-695,136.90

Finding the Fourth Proportional to 1,492,298.40, 2,238,447.60 and 695,136.90

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Solution

The fourth proportional to 1,492,298.40, 2,238,447.60 and 695,136.90 is: 1,042,705.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,298.40 : 2,238,447.60 = 695,136.90 : x
  2. Step 2: Convert to fraction form
    1,492,298.40/2,238,447.60 = 695,136.90/x
  3. Step 3: Cross multiply
    1,492,298.40x = 2,238,447.60 × 695,136.90
  4. Step 4: Simplify right side
    1,492,298.40x = 1,556,027,525,476.44
  5. Step 5: Solve for x
    x = 1,556,027,525,476.44/1,492,298.40
  6. Step 6: Final answer
    x = 1,042,705.35

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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.