Home / 1,234,979.49-1,852,210.03-348,308.13

Finding the Fourth Proportional to 1,234,979.49, 1,852,210.03 and 348,308.13

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Solution

The fourth proportional to 1,234,979.49, 1,852,210.03 and 348,308.13 is: 522,389.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,979.49 : 1,852,210.03 = 348,308.13 : x
  2. Step 2: Convert to fraction form
    1,234,979.49/1,852,210.03 = 348,308.13/x
  3. Step 3: Cross multiply
    1,234,979.49x = 1,852,210.03 × 348,308.13
  4. Step 4: Simplify right side
    1,234,979.49x = 645,139,811,916.54
  5. Step 5: Solve for x
    x = 645,139,811,916.54/1,234,979.49
  6. Step 6: Final answer
    x = 522,389.09

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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.