Home / 1,974,453.64-2,961,680.46-478,545.64

Finding the Fourth Proportional to 1,974,453.64, 2,961,680.46 and 478,545.64

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Solution

The fourth proportional to 1,974,453.64, 2,961,680.46 and 478,545.64 is: 717,818.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,453.64 : 2,961,680.46 = 478,545.64 : x
  2. Step 2: Convert to fraction form
    1,974,453.64/2,961,680.46 = 478,545.64/x
  3. Step 3: Cross multiply
    1,974,453.64x = 2,961,680.46 × 478,545.64
  4. Step 4: Simplify right side
    1,974,453.64x = 1,417,299,271,206.19
  5. Step 5: Solve for x
    x = 1,417,299,271,206.19/1,974,453.64
  6. Step 6: Final answer
    x = 717,818.46

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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.