Home / 1,579,481.08-2,369,219.76-514,521.40

Finding the Fourth Proportional to 1,579,481.08, 2,369,219.76 and 514,521.40

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Solution

The fourth proportional to 1,579,481.08, 2,369,219.76 and 514,521.40 is: 771,781.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,481.08 : 2,369,219.76 = 514,521.40 : x
  2. Step 2: Convert to fraction form
    1,579,481.08/2,369,219.76 = 514,521.40/x
  3. Step 3: Cross multiply
    1,579,481.08x = 2,369,219.76 × 514,521.40
  4. Step 4: Simplify right side
    1,579,481.08x = 1,219,014,267,822.86
  5. Step 5: Solve for x
    x = 1,219,014,267,822.86/1,579,481.08
  6. Step 6: Final answer
    x = 771,781.49

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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.