Home / 4,646,440.16-6,970,010.16-1,280,618

Finding the Fourth Proportional to 4,646,440.16, 6,970,010.16 and 1,280,618

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Solution

The fourth proportional to 4,646,440.16, 6,970,010.16 and 1,280,618 is: 1,921,023.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,646,440.16 : 6,970,010.16 = 1,280,618 : x
  2. Step 2: Convert to fraction form
    4,646,440.16/6,970,010.16 = 1,280,618/x
  3. Step 3: Cross multiply
    4,646,440.16x = 6,970,010.16 × 1,280,618
  4. Step 4: Simplify right side
    4,646,440.16x = 8,925,920,471,078.88
  5. Step 5: Solve for x
    x = 8,925,920,471,078.88/4,646,440.16
  6. Step 6: Final answer
    x = 1,921,023.44

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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.