Home / 1,300,490.10-1,950,538.08-353,934.60

Finding the Fourth Proportional to 1,300,490.10, 1,950,538.08 and 353,934.60

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Solution

The fourth proportional to 1,300,490.10, 1,950,538.08 and 353,934.60 is: 530,848.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,490.10 : 1,950,538.08 = 353,934.60 : x
  2. Step 2: Convert to fraction form
    1,300,490.10/1,950,538.08 = 353,934.60/x
  3. Step 3: Cross multiply
    1,300,490.10x = 1,950,538.08 × 353,934.60
  4. Step 4: Simplify right side
    1,300,490.10x = 690,362,915,129.57
  5. Step 5: Solve for x
    x = 690,362,915,129.57/1,300,490.10
  6. Step 6: Final answer
    x = 530,848.27

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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.