Home / 1,076,607.87-1,485,752.40-617,806.46

Finding the Fourth Proportional to 1,076,607.87, 1,485,752.40 and 617,806.46

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Solution

The fourth proportional to 1,076,607.87, 1,485,752.40 and 617,806.46 is: 852,592.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,607.87 : 1,485,752.40 = 617,806.46 : x
  2. Step 2: Convert to fraction form
    1,076,607.87/1,485,752.40 = 617,806.46/x
  3. Step 3: Cross multiply
    1,076,607.87x = 1,485,752.40 × 617,806.46
  4. Step 4: Simplify right side
    1,076,607.87x = 917,907,423,251.74
  5. Step 5: Solve for x
    x = 917,907,423,251.74/1,076,607.87
  6. Step 6: Final answer
    x = 852,592.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.