Home / 1,139,461.67-1,572,282.43-655,933.38

Finding the Fourth Proportional to 1,139,461.67, 1,572,282.43 and 655,933.38

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Solution

The fourth proportional to 1,139,461.67, 1,572,282.43 and 655,933.38 is: 905,087.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,461.67 : 1,572,282.43 = 655,933.38 : x
  2. Step 2: Convert to fraction form
    1,139,461.67/1,572,282.43 = 655,933.38/x
  3. Step 3: Cross multiply
    1,139,461.67x = 1,572,282.43 × 655,933.38
  4. Step 4: Simplify right side
    1,139,461.67x = 1,031,312,528,624.51
  5. Step 5: Solve for x
    x = 1,031,312,528,624.51/1,139,461.67
  6. Step 6: Final answer
    x = 905,087.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.