Home / 1,038,344.40-1,554,406.20-617,403.60

Finding the Fourth Proportional to 1,038,344.40, 1,554,406.20 and 617,403.60

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Solution

The fourth proportional to 1,038,344.40, 1,554,406.20 and 617,403.60 is: 924,255.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,344.40 : 1,554,406.20 = 617,403.60 : x
  2. Step 2: Convert to fraction form
    1,038,344.40/1,554,406.20 = 617,403.60/x
  3. Step 3: Cross multiply
    1,038,344.40x = 1,554,406.20 × 617,403.60
  4. Step 4: Simplify right side
    1,038,344.40x = 959,695,983,742.32
  5. Step 5: Solve for x
    x = 959,695,983,742.32/1,038,344.40
  6. Step 6: Final answer
    x = 924,255.94

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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.