Home / 909,541.91-1,365,259.13-669,926.36

Finding the Fourth Proportional to 909,541.91, 1,365,259.13 and 669,926.36

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Solution

The fourth proportional to 909,541.91, 1,365,259.13 and 669,926.36 is: 1,005,586.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,541.91 : 1,365,259.13 = 669,926.36 : x
  2. Step 2: Convert to fraction form
    909,541.91/1,365,259.13 = 669,926.36/x
  3. Step 3: Cross multiply
    909,541.91x = 1,365,259.13 × 669,926.36
  4. Step 4: Simplify right side
    909,541.91x = 914,623,069,241.74
  5. Step 5: Solve for x
    x = 914,623,069,241.74/909,541.91
  6. Step 6: Final answer
    x = 1,005,586.51

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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.