Home / 1,439,845.74-2,159,897.74-374,897.03

Finding the Fourth Proportional to 1,439,845.74, 2,159,897.74 and 374,897.03

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Solution

The fourth proportional to 1,439,845.74, 2,159,897.74 and 374,897.03 is: 562,379.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,845.74 : 2,159,897.74 = 374,897.03 : x
  2. Step 2: Convert to fraction form
    1,439,845.74/2,159,897.74 = 374,897.03/x
  3. Step 3: Cross multiply
    1,439,845.74x = 2,159,897.74 × 374,897.03
  4. Step 4: Simplify right side
    1,439,845.74x = 809,739,247,829.71
  5. Step 5: Solve for x
    x = 809,739,247,829.71/1,439,845.74
  6. Step 6: Final answer
    x = 562,379.17

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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.