Home / 3,186,545.76-4,397,377.68-1,736,253.12

Finding the Fourth Proportional to 3,186,545.76, 4,397,377.68 and 1,736,253.12

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Solution

The fourth proportional to 3,186,545.76, 4,397,377.68 and 1,736,253.12 is: 2,395,999.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186,545.76 : 4,397,377.68 = 1,736,253.12 : x
  2. Step 2: Convert to fraction form
    3,186,545.76/4,397,377.68 = 1,736,253.12/x
  3. Step 3: Cross multiply
    3,186,545.76x = 4,397,377.68 × 1,736,253.12
  4. Step 4: Simplify right side
    3,186,545.76x = 7,634,960,716,718.36
  5. Step 5: Solve for x
    x = 7,634,960,716,718.36/3,186,545.76
  6. Step 6: Final answer
    x = 2,395,999.08

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1.5x scale

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.