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Finding the Fourth Proportional to 1,867,058.40, 2,800,933.20 and 604,927.20

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Solution

The fourth proportional to 1,867,058.40, 2,800,933.20 and 604,927.20 is: 907,502.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,058.40 : 2,800,933.20 = 604,927.20 : x
  2. Step 2: Convert to fraction form
    1,867,058.40/2,800,933.20 = 604,927.20/x
  3. Step 3: Cross multiply
    1,867,058.40x = 2,800,933.20 × 604,927.20
  4. Step 4: Simplify right side
    1,867,058.40x = 1,694,360,678,063.04
  5. Step 5: Solve for x
    x = 1,694,360,678,063.04/1,867,058.40
  6. Step 6: Final answer
    x = 907,502.77

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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.