Home / 1,029,246-1,418,586.12-684,465.60

Finding the Fourth Proportional to 1,029,246, 1,418,586.12 and 684,465.60

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Solution

The fourth proportional to 1,029,246, 1,418,586.12 and 684,465.60 is: 943,383.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,246 : 1,418,586.12 = 684,465.60 : x
  2. Step 2: Convert to fraction form
    1,029,246/1,418,586.12 = 684,465.60/x
  3. Step 3: Cross multiply
    1,029,246x = 1,418,586.12 × 684,465.60
  4. Step 4: Simplify right side
    1,029,246x = 970,973,399,777.47
  5. Step 5: Solve for x
    x = 970,973,399,777.47/1,029,246
  6. Step 6: Final answer
    x = 943,383.21

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1.5x scale

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.