Home / 2,068,870.16-2,855,075.64-1,151,172.56

Finding the Fourth Proportional to 2,068,870.16, 2,855,075.64 and 1,151,172.56

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Solution

The fourth proportional to 2,068,870.16, 2,855,075.64 and 1,151,172.56 is: 1,588,637.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,870.16 : 2,855,075.64 = 1,151,172.56 : x
  2. Step 2: Convert to fraction form
    2,068,870.16/2,855,075.64 = 1,151,172.56/x
  3. Step 3: Cross multiply
    2,068,870.16x = 2,855,075.64 × 1,151,172.56
  4. Step 4: Simplify right side
    2,068,870.16x = 3,286,684,733,492.44
  5. Step 5: Solve for x
    x = 3,286,684,733,492.44/2,068,870.16
  6. Step 6: Final answer
    x = 1,588,637.51

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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.