Home / 1,038,058.40-1,553,977.20-617,117.60

Finding the Fourth Proportional to 1,038,058.40, 1,553,977.20 and 617,117.60

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Solution

The fourth proportional to 1,038,058.40, 1,553,977.20 and 617,117.60 is: 923,827.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,058.40 : 1,553,977.20 = 617,117.60 : x
  2. Step 2: Convert to fraction form
    1,038,058.40/1,553,977.20 = 617,117.60/x
  3. Step 3: Cross multiply
    1,038,058.40x = 1,553,977.20 × 617,117.60
  4. Step 4: Simplify right side
    1,038,058.40x = 958,986,680,118.72
  5. Step 5: Solve for x
    x = 958,986,680,118.72/1,038,058.40
  6. Step 6: Final answer
    x = 923,827.29

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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.