Home / 1,909,325.72-2,634,914.70-1,049,885.30

Finding the Fourth Proportional to 1,909,325.72, 2,634,914.70 and 1,049,885.30

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Solution

The fourth proportional to 1,909,325.72, 2,634,914.70 and 1,049,885.30 is: 1,448,866.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,325.72 : 2,634,914.70 = 1,049,885.30 : x
  2. Step 2: Convert to fraction form
    1,909,325.72/2,634,914.70 = 1,049,885.30/x
  3. Step 3: Cross multiply
    1,909,325.72x = 2,634,914.70 × 1,049,885.30
  4. Step 4: Simplify right side
    1,909,325.72x = 2,766,358,210,283.91
  5. Step 5: Solve for x
    x = 2,766,358,210,283.91/1,909,325.72
  6. Step 6: Final answer
    x = 1,448,866.57

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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.