Home / 1,413,506.85-2,120,282.73-348,549.21

Finding the Fourth Proportional to 1,413,506.85, 2,120,282.73 and 348,549.21

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Solution

The fourth proportional to 1,413,506.85, 2,120,282.73 and 348,549.21 is: 522,829.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,506.85 : 2,120,282.73 = 348,549.21 : x
  2. Step 2: Convert to fraction form
    1,413,506.85/2,120,282.73 = 348,549.21/x
  3. Step 3: Cross multiply
    1,413,506.85x = 2,120,282.73 × 348,549.21
  4. Step 4: Simplify right side
    1,413,506.85x = 739,022,870,518.14
  5. Step 5: Solve for x
    x = 739,022,870,518.14/1,413,506.85
  6. Step 6: Final answer
    x = 522,829.35

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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.