Home / 1,105,442.79-1,658,068.86-673,048.17

Finding the Fourth Proportional to 1,105,442.79, 1,658,068.86 and 673,048.17

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Solution

The fourth proportional to 1,105,442.79, 1,658,068.86 and 673,048.17 is: 1,009,514.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,442.79 : 1,658,068.86 = 673,048.17 : x
  2. Step 2: Convert to fraction form
    1,105,442.79/1,658,068.86 = 673,048.17/x
  3. Step 3: Cross multiply
    1,105,442.79x = 1,658,068.86 × 673,048.17
  4. Step 4: Simplify right side
    1,105,442.79x = 1,115,960,211,956.99
  5. Step 5: Solve for x
    x = 1,115,960,211,956.99/1,105,442.79
  6. Step 6: Final answer
    x = 1,009,514.22

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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.