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Finding the Fourth Proportional to 1,048,999.90, 1,573,114.02 and 374,899

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Solution

The fourth proportional to 1,048,999.90, 1,573,114.02 and 374,899 is: 562,210.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,999.90 : 1,573,114.02 = 374,899 : x
  2. Step 2: Convert to fraction form
    1,048,999.90/1,573,114.02 = 374,899/x
  3. Step 3: Cross multiply
    1,048,999.90x = 1,573,114.02 × 374,899
  4. Step 4: Simplify right side
    1,048,999.90x = 589,758,872,983.98
  5. Step 5: Solve for x
    x = 589,758,872,983.98/1,048,999.90
  6. Step 6: Final answer
    x = 562,210.61

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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.