Home / 1,170,050.60-1,755,075.90-666,165.80

Finding the Fourth Proportional to 1,170,050.60, 1,755,075.90 and 666,165.80

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Solution

The fourth proportional to 1,170,050.60, 1,755,075.90 and 666,165.80 is: 999,248.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,050.60 : 1,755,075.90 = 666,165.80 : x
  2. Step 2: Convert to fraction form
    1,170,050.60/1,755,075.90 = 666,165.80/x
  3. Step 3: Cross multiply
    1,170,050.60x = 1,755,075.90 × 666,165.80
  4. Step 4: Simplify right side
    1,170,050.60x = 1,169,171,540,984.22
  5. Step 5: Solve for x
    x = 1,169,171,540,984.22/1,170,050.60
  6. Step 6: Final answer
    x = 999,248.70

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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.