Home / 1,076,549.30-1,485,853.16-617,973.87

Finding the Fourth Proportional to 1,076,549.30, 1,485,853.16 and 617,973.87

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Solution

The fourth proportional to 1,076,549.30, 1,485,853.16 and 617,973.87 is: 852,927.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,549.30 : 1,485,853.16 = 617,973.87 : x
  2. Step 2: Convert to fraction form
    1,076,549.30/1,485,853.16 = 617,973.87/x
  3. Step 3: Cross multiply
    1,076,549.30x = 1,485,853.16 × 617,973.87
  4. Step 4: Simplify right side
    1,076,549.30x = 918,218,430,019.01
  5. Step 5: Solve for x
    x = 918,218,430,019.01/1,076,549.30
  6. Step 6: Final answer
    x = 852,927.43

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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.