Home / 1,291,870.20-1,937,805.30-960,094.20

Finding the Fourth Proportional to 1,291,870.20, 1,937,805.30 and 960,094.20

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Solution

The fourth proportional to 1,291,870.20, 1,937,805.30 and 960,094.20 is: 1,440,141.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,870.20 : 1,937,805.30 = 960,094.20 : x
  2. Step 2: Convert to fraction form
    1,291,870.20/1,937,805.30 = 960,094.20/x
  3. Step 3: Cross multiply
    1,291,870.20x = 1,937,805.30 × 960,094.20
  4. Step 4: Simplify right side
    1,291,870.20x = 1,860,475,629,259.26
  5. Step 5: Solve for x
    x = 1,860,475,629,259.26/1,291,870.20
  6. Step 6: Final answer
    x = 1,440,141.30

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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.