Home / 1,090,657.17-1,633,549.52-790,448.60

Finding the Fourth Proportional to 1,090,657.17, 1,633,549.52 and 790,448.60

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Solution

The fourth proportional to 1,090,657.17, 1,633,549.52 and 790,448.60 is: 1,183,907.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,657.17 : 1,633,549.52 = 790,448.60 : x
  2. Step 2: Convert to fraction form
    1,090,657.17/1,633,549.52 = 790,448.60/x
  3. Step 3: Cross multiply
    1,090,657.17x = 1,633,549.52 × 790,448.60
  4. Step 4: Simplify right side
    1,090,657.17x = 1,291,236,931,114.67
  5. Step 5: Solve for x
    x = 1,291,236,931,114.67/1,090,657.17
  6. Step 6: Final answer
    x = 1,183,907.25

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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.