Home / 1,925,161.71-2,656,744.16-1,065,736.32

Finding the Fourth Proportional to 1,925,161.71, 2,656,744.16 and 1,065,736.32

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Solution

The fourth proportional to 1,925,161.71, 2,656,744.16 and 1,065,736.32 is: 1,470,727.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,161.71 : 2,656,744.16 = 1,065,736.32 : x
  2. Step 2: Convert to fraction form
    1,925,161.71/2,656,744.16 = 1,065,736.32/x
  3. Step 3: Cross multiply
    1,925,161.71x = 2,656,744.16 × 1,065,736.32
  4. Step 4: Simplify right side
    1,925,161.71x = 2,831,388,738,931.21
  5. Step 5: Solve for x
    x = 2,831,388,738,931.21/1,925,161.71
  6. Step 6: Final answer
    x = 1,470,727.74

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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.