Home / 3,462,920.32-4,778,820-1,935,028.96

Finding the Fourth Proportional to 3,462,920.32, 4,778,820 and 1,935,028.96

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Solution

The fourth proportional to 3,462,920.32, 4,778,820 and 1,935,028.96 is: 2,670,334.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462,920.32 : 4,778,820 = 1,935,028.96 : x
  2. Step 2: Convert to fraction form
    3,462,920.32/4,778,820 = 1,935,028.96/x
  3. Step 3: Cross multiply
    3,462,920.32x = 4,778,820 × 1,935,028.96
  4. Step 4: Simplify right side
    3,462,920.32x = 9,247,155,094,627.20
  5. Step 5: Solve for x
    x = 9,247,155,094,627.20/3,462,920.32
  6. Step 6: Final answer
    x = 2,670,334.35

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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.