Home / 1,245,703.61-1,868,756.67-526,153.49

Finding the Fourth Proportional to 1,245,703.61, 1,868,756.67 and 526,153.49

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Solution

The fourth proportional to 1,245,703.61, 1,868,756.67 and 526,153.49 is: 789,315.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,703.61 : 1,868,756.67 = 526,153.49 : x
  2. Step 2: Convert to fraction form
    1,245,703.61/1,868,756.67 = 526,153.49/x
  3. Step 3: Cross multiply
    1,245,703.61x = 1,868,756.67 × 526,153.49
  4. Step 4: Simplify right side
    1,245,703.61x = 983,252,841,545.33
  5. Step 5: Solve for x
    x = 983,252,841,545.33/1,245,703.61
  6. Step 6: Final answer
    x = 789,315.24

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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.