Home / 2,717,137.76-4,075,859.30-870,810.32

Finding the Fourth Proportional to 2,717,137.76, 4,075,859.30 and 870,810.32

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Solution

The fourth proportional to 2,717,137.76, 4,075,859.30 and 870,810.32 is: 1,306,264.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717,137.76 : 4,075,859.30 = 870,810.32 : x
  2. Step 2: Convert to fraction form
    2,717,137.76/4,075,859.30 = 870,810.32/x
  3. Step 3: Cross multiply
    2,717,137.76x = 4,075,859.30 × 870,810.32
  4. Step 4: Simplify right side
    2,717,137.76x = 3,549,300,340,578.53
  5. Step 5: Solve for x
    x = 3,549,300,340,578.53/2,717,137.76
  6. Step 6: Final answer
    x = 1,306,264.41

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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.