Home / 1,008,020.60-1,512,722.10-447,457.40

Finding the Fourth Proportional to 1,008,020.60, 1,512,722.10 and 447,457.40

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Solution

The fourth proportional to 1,008,020.60, 1,512,722.10 and 447,457.40 is: 671,492.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,020.60 : 1,512,722.10 = 447,457.40 : x
  2. Step 2: Convert to fraction form
    1,008,020.60/1,512,722.10 = 447,457.40/x
  3. Step 3: Cross multiply
    1,008,020.60x = 1,512,722.10 × 447,457.40
  4. Step 4: Simplify right side
    1,008,020.60x = 676,878,697,788.54
  5. Step 5: Solve for x
    x = 676,878,697,788.54/1,008,020.60
  6. Step 6: Final answer
    x = 671,492.92

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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.