Home / 4,681,590-6,461,120.16-2,644,530.72

Finding the Fourth Proportional to 4,681,590, 6,461,120.16 and 2,644,530.72

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Solution

The fourth proportional to 4,681,590, 6,461,120.16 and 2,644,530.72 is: 3,649,749.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681,590 : 6,461,120.16 = 2,644,530.72 : x
  2. Step 2: Convert to fraction form
    4,681,590/6,461,120.16 = 2,644,530.72/x
  3. Step 3: Cross multiply
    4,681,590x = 6,461,120.16 × 2,644,530.72
  4. Step 4: Simplify right side
    4,681,590x = 17,086,630,748,731.32
  5. Step 5: Solve for x
    x = 17,086,630,748,731.32/4,681,590
  6. Step 6: Final answer
    x = 3,649,749.50

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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.