Home / 2,075,012.68-2,863,737.64-1,216,294.40

Finding the Fourth Proportional to 2,075,012.68, 2,863,737.64 and 1,216,294.40

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Solution

The fourth proportional to 2,075,012.68, 2,863,737.64 and 1,216,294.40 is: 1,678,615.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,012.68 : 2,863,737.64 = 1,216,294.40 : x
  2. Step 2: Convert to fraction form
    2,075,012.68/2,863,737.64 = 1,216,294.40/x
  3. Step 3: Cross multiply
    2,075,012.68x = 2,863,737.64 × 1,216,294.40
  4. Step 4: Simplify right side
    2,075,012.68x = 3,483,148,054,601.22
  5. Step 5: Solve for x
    x = 3,483,148,054,601.22/2,075,012.68
  6. Step 6: Final answer
    x = 1,678,615.31

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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.