Home / 2,608,507.81-3,913,888.02-1,411,272.93

Finding the Fourth Proportional to 2,608,507.81, 3,913,888.02 and 1,411,272.93

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Solution

The fourth proportional to 2,608,507.81, 3,913,888.02 and 1,411,272.93 is: 2,117,518.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608,507.81 : 3,913,888.02 = 1,411,272.93 : x
  2. Step 2: Convert to fraction form
    2,608,507.81/3,913,888.02 = 1,411,272.93/x
  3. Step 3: Cross multiply
    2,608,507.81x = 3,913,888.02 × 1,411,272.93
  4. Step 4: Simplify right side
    2,608,507.81x = 5,523,564,213,677.30
  5. Step 5: Solve for x
    x = 5,523,564,213,677.30/2,608,507.81
  6. Step 6: Final answer
    x = 2,117,518.76

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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.