Home / 1,080,176.96-1,620,506.77-406,264.10

Finding the Fourth Proportional to 1,080,176.96, 1,620,506.77 and 406,264.10

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Solution

The fourth proportional to 1,080,176.96, 1,620,506.77 and 406,264.10 is: 609,486.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,176.96 : 1,620,506.77 = 406,264.10 : x
  2. Step 2: Convert to fraction form
    1,080,176.96/1,620,506.77 = 406,264.10/x
  3. Step 3: Cross multiply
    1,080,176.96x = 1,620,506.77 × 406,264.10
  4. Step 4: Simplify right side
    1,080,176.96x = 658,353,731,581.67
  5. Step 5: Solve for x
    x = 658,353,731,581.67/1,080,176.96
  6. Step 6: Final answer
    x = 609,486.92

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1.5x scale

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.