Home / 1,106,543.80-1,656,705.30-1,075,439.80

Finding the Fourth Proportional to 1,106,543.80, 1,656,705.30 and 1,075,439.80

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Solution

The fourth proportional to 1,106,543.80, 1,656,705.30 and 1,075,439.80 is: 1,610,136.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,543.80 : 1,656,705.30 = 1,075,439.80 : x
  2. Step 2: Convert to fraction form
    1,106,543.80/1,656,705.30 = 1,075,439.80/x
  3. Step 3: Cross multiply
    1,106,543.80x = 1,656,705.30 × 1,075,439.80
  4. Step 4: Simplify right side
    1,106,543.80x = 1,781,686,816,490.94
  5. Step 5: Solve for x
    x = 1,781,686,816,490.94/1,106,543.80
  6. Step 6: Final answer
    x = 1,610,136.73

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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.