Home / 1,418,875.12-2,124,507.30-885,334.60

Finding the Fourth Proportional to 1,418,875.12, 2,124,507.30 and 885,334.60

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Solution

The fourth proportional to 1,418,875.12, 2,124,507.30 and 885,334.60 is: 1,325,627.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,875.12 : 2,124,507.30 = 885,334.60 : x
  2. Step 2: Convert to fraction form
    1,418,875.12/2,124,507.30 = 885,334.60/x
  3. Step 3: Cross multiply
    1,418,875.12x = 2,124,507.30 × 885,334.60
  4. Step 4: Simplify right side
    1,418,875.12x = 1,880,899,820,642.58
  5. Step 5: Solve for x
    x = 1,880,899,820,642.58/1,418,875.12
  6. Step 6: Final answer
    x = 1,325,627.46

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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.