Home / 1,579,479.86-2,369,217.87-514,520.18

Finding the Fourth Proportional to 1,579,479.86, 2,369,217.87 and 514,520.18

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Solution

The fourth proportional to 1,579,479.86, 2,369,217.87 and 514,520.18 is: 771,779.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,479.86 : 2,369,217.87 = 514,520.18 : x
  2. Step 2: Convert to fraction form
    1,579,479.86/2,369,217.87 = 514,520.18/x
  3. Step 3: Cross multiply
    1,579,479.86x = 2,369,217.87 × 514,520.18
  4. Step 4: Simplify right side
    1,579,479.86x = 1,219,010,404,931.62
  5. Step 5: Solve for x
    x = 1,219,010,404,931.62/1,579,479.86
  6. Step 6: Final answer
    x = 771,779.64

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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.