Home / 1,075,877.80-1,613,816.70-739,954.60

Finding the Fourth Proportional to 1,075,877.80, 1,613,816.70 and 739,954.60

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Solution

The fourth proportional to 1,075,877.80, 1,613,816.70 and 739,954.60 is: 1,109,931.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,877.80 : 1,613,816.70 = 739,954.60 : x
  2. Step 2: Convert to fraction form
    1,075,877.80/1,613,816.70 = 739,954.60/x
  3. Step 3: Cross multiply
    1,075,877.80x = 1,613,816.70 × 739,954.60
  4. Step 4: Simplify right side
    1,075,877.80x = 1,194,151,090,721.82
  5. Step 5: Solve for x
    x = 1,194,151,090,721.82/1,075,877.80
  6. Step 6: Final answer
    x = 1,109,931.90

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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.