Home / 2,980,398.96-4,470,707.07-1,061,451.32

Finding the Fourth Proportional to 2,980,398.96, 4,470,707.07 and 1,061,451.32

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Solution

The fourth proportional to 2,980,398.96, 4,470,707.07 and 1,061,451.32 is: 1,592,215.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,398.96 : 4,470,707.07 = 1,061,451.32 : x
  2. Step 2: Convert to fraction form
    2,980,398.96/4,470,707.07 = 1,061,451.32/x
  3. Step 3: Cross multiply
    2,980,398.96x = 4,470,707.07 × 1,061,451.32
  4. Step 4: Simplify right side
    2,980,398.96x = 4,745,437,898,431.30
  5. Step 5: Solve for x
    x = 4,745,437,898,431.30/2,980,398.96
  6. Step 6: Final answer
    x = 1,592,215.66

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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.