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Finding the Fourth Proportional to 1,999,048.84, 2,998,582.04 and 632,829.26

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Solution

The fourth proportional to 1,999,048.84, 2,998,582.04 and 632,829.26 is: 949,246.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,048.84 : 2,998,582.04 = 632,829.26 : x
  2. Step 2: Convert to fraction form
    1,999,048.84/2,998,582.04 = 632,829.26/x
  3. Step 3: Cross multiply
    1,999,048.84x = 2,998,582.04 × 632,829.26
  4. Step 4: Simplify right side
    1,999,048.84x = 1,897,590,453,422.49
  5. Step 5: Solve for x
    x = 1,897,590,453,422.49/1,999,048.84
  6. Step 6: Final answer
    x = 949,246.67

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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.