Home / 1,508,030.98-2,081,030.07-828,962.62

Finding the Fourth Proportional to 1,508,030.98, 2,081,030.07 and 828,962.62

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Solution

The fourth proportional to 1,508,030.98, 2,081,030.07 and 828,962.62 is: 1,143,939.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,030.98 : 2,081,030.07 = 828,962.62 : x
  2. Step 2: Convert to fraction form
    1,508,030.98/2,081,030.07 = 828,962.62/x
  3. Step 3: Cross multiply
    1,508,030.98x = 2,081,030.07 × 828,962.62
  4. Step 4: Simplify right side
    1,508,030.98x = 1,725,096,139,125.98
  5. Step 5: Solve for x
    x = 1,725,096,139,125.98/1,508,030.98
  6. Step 6: Final answer
    x = 1,143,939.46

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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.