Home / 1,812,809.37-2,716,764.54-690,266.01

Finding the Fourth Proportional to 1,812,809.37, 2,716,764.54 and 690,266.01

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Solution

The fourth proportional to 1,812,809.37, 2,716,764.54 and 690,266.01 is: 1,034,466.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,809.37 : 2,716,764.54 = 690,266.01 : x
  2. Step 2: Convert to fraction form
    1,812,809.37/2,716,764.54 = 690,266.01/x
  3. Step 3: Cross multiply
    1,812,809.37x = 2,716,764.54 × 690,266.01
  4. Step 4: Simplify right side
    1,812,809.37x = 1,875,290,219,135.29
  5. Step 5: Solve for x
    x = 1,875,290,219,135.29/1,812,809.37
  6. Step 6: Final answer
    x = 1,034,466.31

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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.