Home / 1,855,913.16-2,561,038.92-1,091,819.16

Finding the Fourth Proportional to 1,855,913.16, 2,561,038.92 and 1,091,819.16

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Solution

The fourth proportional to 1,855,913.16, 2,561,038.92 and 1,091,819.16 is: 1,506,639.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,913.16 : 2,561,038.92 = 1,091,819.16 : x
  2. Step 2: Convert to fraction form
    1,855,913.16/2,561,038.92 = 1,091,819.16/x
  3. Step 3: Cross multiply
    1,855,913.16x = 2,561,038.92 × 1,091,819.16
  4. Step 4: Simplify right side
    1,855,913.16x = 2,796,191,362,361.71
  5. Step 5: Solve for x
    x = 2,796,191,362,361.71/1,855,913.16
  6. Step 6: Final answer
    x = 1,506,639.12

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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.