Home / 3,746,549.76-5,620,075.20-1,317,412.80

Finding the Fourth Proportional to 3,746,549.76, 5,620,075.20 and 1,317,412.80

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Solution

The fourth proportional to 3,746,549.76, 5,620,075.20 and 1,317,412.80 is: 1,976,207.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746,549.76 : 5,620,075.20 = 1,317,412.80 : x
  2. Step 2: Convert to fraction form
    3,746,549.76/5,620,075.20 = 1,317,412.80/x
  3. Step 3: Cross multiply
    3,746,549.76x = 5,620,075.20 × 1,317,412.80
  4. Step 4: Simplify right side
    3,746,549.76x = 7,403,959,005,442.56
  5. Step 5: Solve for x
    x = 7,403,959,005,442.56/3,746,549.76
  6. Step 6: Final answer
    x = 1,976,207.31

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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.