Home / 1,145,479.16-1,580,668.75-662,075.62

Finding the Fourth Proportional to 1,145,479.16, 1,580,668.75 and 662,075.62

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Solution

The fourth proportional to 1,145,479.16, 1,580,668.75 and 662,075.62 is: 913,610.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,479.16 : 1,580,668.75 = 662,075.62 : x
  2. Step 2: Convert to fraction form
    1,145,479.16/1,580,668.75 = 662,075.62/x
  3. Step 3: Cross multiply
    1,145,479.16x = 1,580,668.75 × 662,075.62
  4. Step 4: Simplify right side
    1,145,479.16x = 1,046,522,242,670.88
  5. Step 5: Solve for x
    x = 1,046,522,242,670.88/1,145,479.16
  6. Step 6: Final answer
    x = 913,610.90

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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.