Home / 1,709,214.32-2,359,031.29-1,098,130.97

Finding the Fourth Proportional to 1,709,214.32, 2,359,031.29 and 1,098,130.97

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Solution

The fourth proportional to 1,709,214.32, 2,359,031.29 and 1,098,130.97 is: 1,515,623.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,214.32 : 2,359,031.29 = 1,098,130.97 : x
  2. Step 2: Convert to fraction form
    1,709,214.32/2,359,031.29 = 1,098,130.97/x
  3. Step 3: Cross multiply
    1,709,214.32x = 2,359,031.29 × 1,098,130.97
  4. Step 4: Simplify right side
    1,709,214.32x = 2,590,525,321,900.30
  5. Step 5: Solve for x
    x = 2,590,525,321,900.30/1,709,214.32
  6. Step 6: Final answer
    x = 1,515,623.46

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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.