Home / 1,247,095.49-1,870,647.17-348,531.30

Finding the Fourth Proportional to 1,247,095.49, 1,870,647.17 and 348,531.30

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Solution

The fourth proportional to 1,247,095.49, 1,870,647.17 and 348,531.30 is: 522,798.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,095.49 : 1,870,647.17 = 348,531.30 : x
  2. Step 2: Convert to fraction form
    1,247,095.49/1,870,647.17 = 348,531.30/x
  3. Step 3: Cross multiply
    1,247,095.49x = 1,870,647.17 × 348,531.30
  4. Step 4: Simplify right side
    1,247,095.49x = 651,979,088,258.77
  5. Step 5: Solve for x
    x = 651,979,088,258.77/1,247,095.49
  6. Step 6: Final answer
    x = 522,798.05

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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.