Home / 2,175,782.78-3,264,068.15-716,907.14

Finding the Fourth Proportional to 2,175,782.78, 3,264,068.15 and 716,907.14

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Solution

The fourth proportional to 2,175,782.78, 3,264,068.15 and 716,907.14 is: 1,075,490.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,782.78 : 3,264,068.15 = 716,907.14 : x
  2. Step 2: Convert to fraction form
    2,175,782.78/3,264,068.15 = 716,907.14/x
  3. Step 3: Cross multiply
    2,175,782.78x = 3,264,068.15 × 716,907.14
  4. Step 4: Simplify right side
    2,175,782.78x = 2,340,033,775,386.36
  5. Step 5: Solve for x
    x = 2,340,033,775,386.36/2,175,782.78
  6. Step 6: Final answer
    x = 1,075,490.53

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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.