Home / 2,136,075.80-3,200,225.70-1,689,733.40

Finding the Fourth Proportional to 2,136,075.80, 3,200,225.70 and 1,689,733.40

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Solution

The fourth proportional to 2,136,075.80, 3,200,225.70 and 1,689,733.40 is: 2,531,524.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,075.80 : 3,200,225.70 = 1,689,733.40 : x
  2. Step 2: Convert to fraction form
    2,136,075.80/3,200,225.70 = 1,689,733.40/x
  3. Step 3: Cross multiply
    2,136,075.80x = 3,200,225.70 × 1,689,733.40
  4. Step 4: Simplify right side
    2,136,075.80x = 5,407,528,252,828.38
  5. Step 5: Solve for x
    x = 5,407,528,252,828.38/2,136,075.80
  6. Step 6: Final answer
    x = 2,531,524.51

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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.