Home / 2,158,177.80-3,237,266.70-662,075.40

Finding the Fourth Proportional to 2,158,177.80, 3,237,266.70 and 662,075.40

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Solution

The fourth proportional to 2,158,177.80, 3,237,266.70 and 662,075.40 is: 993,113.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,177.80 : 3,237,266.70 = 662,075.40 : x
  2. Step 2: Convert to fraction form
    2,158,177.80/3,237,266.70 = 662,075.40/x
  3. Step 3: Cross multiply
    2,158,177.80x = 3,237,266.70 × 662,075.40
  4. Step 4: Simplify right side
    2,158,177.80x = 2,143,314,645,309.18
  5. Step 5: Solve for x
    x = 2,143,314,645,309.18/2,158,177.80
  6. Step 6: Final answer
    x = 993,113.10

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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.