Home / 1,785,389.12-2,463,829.08-969,586.40

Finding the Fourth Proportional to 1,785,389.12, 2,463,829.08 and 969,586.40

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Solution

The fourth proportional to 1,785,389.12, 2,463,829.08 and 969,586.40 is: 1,338,024.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,389.12 : 2,463,829.08 = 969,586.40 : x
  2. Step 2: Convert to fraction form
    1,785,389.12/2,463,829.08 = 969,586.40/x
  3. Step 3: Cross multiply
    1,785,389.12x = 2,463,829.08 × 969,586.40
  4. Step 4: Simplify right side
    1,785,389.12x = 2,388,895,167,892.51
  5. Step 5: Solve for x
    x = 2,388,895,167,892.51/1,785,389.12
  6. Step 6: Final answer
    x = 1,338,024.94

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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.