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Finding the Fourth Proportional to 1,579,801.84, 2,369,869.62 and 514,927.24

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Solution

The fourth proportional to 1,579,801.84, 2,369,869.62 and 514,927.24 is: 772,445.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,801.84 : 2,369,869.62 = 514,927.24 : x
  2. Step 2: Convert to fraction form
    1,579,801.84/2,369,869.62 = 514,927.24/x
  3. Step 3: Cross multiply
    1,579,801.84x = 2,369,869.62 × 514,927.24
  4. Step 4: Simplify right side
    1,579,801.84x = 1,220,310,422,586.45
  5. Step 5: Solve for x
    x = 1,220,310,422,586.45/1,579,801.84
  6. Step 6: Final answer
    x = 772,445.25

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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.