Home / 1,038,054.40-1,553,971.20-617,113.60

Finding the Fourth Proportional to 1,038,054.40, 1,553,971.20 and 617,113.60

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Solution

The fourth proportional to 1,038,054.40, 1,553,971.20 and 617,113.60 is: 923,821.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,054.40 : 1,553,971.20 = 617,113.60 : x
  2. Step 2: Convert to fraction form
    1,038,054.40/1,553,971.20 = 617,113.60/x
  3. Step 3: Cross multiply
    1,038,054.40x = 1,553,971.20 × 617,113.60
  4. Step 4: Simplify right side
    1,038,054.40x = 958,976,761,528.32
  5. Step 5: Solve for x
    x = 958,976,761,528.32/1,038,054.40
  6. Step 6: Final answer
    x = 923,821.30

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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.