Home / 2,969,557.32-4,454,281.28-947,785.16

Finding the Fourth Proportional to 2,969,557.32, 4,454,281.28 and 947,785.16

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Solution

The fourth proportional to 2,969,557.32, 4,454,281.28 and 947,785.16 is: 1,421,660.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969,557.32 : 4,454,281.28 = 947,785.16 : x
  2. Step 2: Convert to fraction form
    2,969,557.32/4,454,281.28 = 947,785.16/x
  3. Step 3: Cross multiply
    2,969,557.32x = 4,454,281.28 × 947,785.16
  4. Step 4: Simplify right side
    2,969,557.32x = 4,221,701,695,649.81
  5. Step 5: Solve for x
    x = 4,221,701,695,649.81/2,969,557.32
  6. Step 6: Final answer
    x = 1,421,660.28

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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.