Home / 3,021,607.86-4,532,412.24-999,309

Finding the Fourth Proportional to 3,021,607.86, 4,532,412.24 and 999,309

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Solution

The fourth proportional to 3,021,607.86, 4,532,412.24 and 999,309 is: 1,498,963.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,607.86 : 4,532,412.24 = 999,309 : x
  2. Step 2: Convert to fraction form
    3,021,607.86/4,532,412.24 = 999,309/x
  3. Step 3: Cross multiply
    3,021,607.86x = 4,532,412.24 × 999,309
  4. Step 4: Simplify right side
    3,021,607.86x = 4,529,280,343,142.16
  5. Step 5: Solve for x
    x = 4,529,280,343,142.16/3,021,607.86
  6. Step 6: Final answer
    x = 1,498,963.65

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Double scale
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Similar ratio
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1.5x scale

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.