Home / 1,636,410.11-2,455,001.55-514,479.11

Finding the Fourth Proportional to 1,636,410.11, 2,455,001.55 and 514,479.11

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Solution

The fourth proportional to 1,636,410.11, 2,455,001.55 and 514,479.11 is: 771,840.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,410.11 : 2,455,001.55 = 514,479.11 : x
  2. Step 2: Convert to fraction form
    1,636,410.11/2,455,001.55 = 514,479.11/x
  3. Step 3: Cross multiply
    1,636,410.11x = 2,455,001.55 × 514,479.11
  4. Step 4: Simplify right side
    1,636,410.11x = 1,263,047,000,217.61
  5. Step 5: Solve for x
    x = 1,263,047,000,217.61/1,636,410.11
  6. Step 6: Final answer
    x = 771,840.14

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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.