Home / 1,212,401.04-1,673,052.05-689,097.93

Finding the Fourth Proportional to 1,212,401.04, 1,673,052.05 and 689,097.93

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Solution

The fourth proportional to 1,212,401.04, 1,673,052.05 and 689,097.93 is: 950,920.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,401.04 : 1,673,052.05 = 689,097.93 : x
  2. Step 2: Convert to fraction form
    1,212,401.04/1,673,052.05 = 689,097.93/x
  3. Step 3: Cross multiply
    1,212,401.04x = 1,673,052.05 × 689,097.93
  4. Step 4: Simplify right side
    1,212,401.04x = 1,152,896,692,626.51
  5. Step 5: Solve for x
    x = 1,152,896,692,626.51/1,212,401.04
  6. Step 6: Final answer
    x = 950,920.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.