Home / 1,230,830.04-1,847,069.70-432,113.94

Finding the Fourth Proportional to 1,230,830.04, 1,847,069.70 and 432,113.94

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Solution

The fourth proportional to 1,230,830.04, 1,847,069.70 and 432,113.94 is: 648,460.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,830.04 : 1,847,069.70 = 432,113.94 : x
  2. Step 2: Convert to fraction form
    1,230,830.04/1,847,069.70 = 432,113.94/x
  3. Step 3: Cross multiply
    1,230,830.04x = 1,847,069.70 × 432,113.94
  4. Step 4: Simplify right side
    1,230,830.04x = 798,144,565,521.62
  5. Step 5: Solve for x
    x = 798,144,565,521.62/1,230,830.04
  6. Step 6: Final answer
    x = 648,460.42

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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.