Home / 2,988,386.76-4,124,039.22-1,630,258.68

Finding the Fourth Proportional to 2,988,386.76, 4,124,039.22 and 1,630,258.68

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Solution

The fourth proportional to 2,988,386.76, 4,124,039.22 and 1,630,258.68 is: 2,249,792.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988,386.76 : 4,124,039.22 = 1,630,258.68 : x
  2. Step 2: Convert to fraction form
    2,988,386.76/4,124,039.22 = 1,630,258.68/x
  3. Step 3: Cross multiply
    2,988,386.76x = 4,124,039.22 × 1,630,258.68
  4. Step 4: Simplify right side
    2,988,386.76x = 6,723,250,735,065.43
  5. Step 5: Solve for x
    x = 6,723,250,735,065.43/2,988,386.76
  6. Step 6: Final answer
    x = 2,249,792.71

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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.