Home / 909,617.40-1,363,551.30-707,101.20

Finding the Fourth Proportional to 909,617.40, 1,363,551.30 and 707,101.20

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Solution

The fourth proportional to 909,617.40, 1,363,551.30 and 707,101.20 is: 1,059,971.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,617.40 : 1,363,551.30 = 707,101.20 : x
  2. Step 2: Convert to fraction form
    909,617.40/1,363,551.30 = 707,101.20/x
  3. Step 3: Cross multiply
    909,617.40x = 1,363,551.30 × 707,101.20
  4. Step 4: Simplify right side
    909,617.40x = 964,168,760,491.56
  5. Step 5: Solve for x
    x = 964,168,760,491.56/909,617.40
  6. Step 6: Final answer
    x = 1,059,971.76

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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.