Home / 1,064,738.70-1,597,545.45-391,142.70

Finding the Fourth Proportional to 1,064,738.70, 1,597,545.45 and 391,142.70

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Solution

The fourth proportional to 1,064,738.70, 1,597,545.45 and 391,142.70 is: 586,874.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,738.70 : 1,597,545.45 = 391,142.70 : x
  2. Step 2: Convert to fraction form
    1,064,738.70/1,597,545.45 = 391,142.70/x
  3. Step 3: Cross multiply
    1,064,738.70x = 1,597,545.45 × 391,142.70
  4. Step 4: Simplify right side
    1,064,738.70x = 624,868,240,685.72
  5. Step 5: Solve for x
    x = 624,868,240,685.72/1,064,738.70
  6. Step 6: Final answer
    x = 586,874.73

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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.