Home / 3,161,716.13-4,742,705.32-917,854.13

Finding the Fourth Proportional to 3,161,716.13, 4,742,705.32 and 917,854.13

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Solution

The fourth proportional to 3,161,716.13, 4,742,705.32 and 917,854.13 is: 1,376,819.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161,716.13 : 4,742,705.32 = 917,854.13 : x
  2. Step 2: Convert to fraction form
    3,161,716.13/4,742,705.32 = 917,854.13/x
  3. Step 3: Cross multiply
    3,161,716.13x = 4,742,705.32 × 917,854.13
  4. Step 4: Simplify right side
    3,161,716.13x = 4,353,111,674,897.10
  5. Step 5: Solve for x
    x = 4,353,111,674,897.10/3,161,716.13
  6. Step 6: Final answer
    x = 1,376,819.26

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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.