Home / 1,091,361.65-1,637,240.67-371,666.42

Finding the Fourth Proportional to 1,091,361.65, 1,637,240.67 and 371,666.42

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Solution

The fourth proportional to 1,091,361.65, 1,637,240.67 and 371,666.42 is: 557,567.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,361.65 : 1,637,240.67 = 371,666.42 : x
  2. Step 2: Convert to fraction form
    1,091,361.65/1,637,240.67 = 371,666.42/x
  3. Step 3: Cross multiply
    1,091,361.65x = 1,637,240.67 × 371,666.42
  4. Step 4: Simplify right side
    1,091,361.65x = 608,507,376,638.97
  5. Step 5: Solve for x
    x = 608,507,376,638.97/1,091,361.65
  6. Step 6: Final answer
    x = 557,567.13

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1.5x scale

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.