Home / 1,063,980.10-1,596,042.15-432,904.90

Finding the Fourth Proportional to 1,063,980.10, 1,596,042.15 and 432,904.90

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Solution

The fourth proportional to 1,063,980.10, 1,596,042.15 and 432,904.90 is: 649,386.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,980.10 : 1,596,042.15 = 432,904.90 : x
  2. Step 2: Convert to fraction form
    1,063,980.10/1,596,042.15 = 432,904.90/x
  3. Step 3: Cross multiply
    1,063,980.10x = 1,596,042.15 × 432,904.90
  4. Step 4: Simplify right side
    1,063,980.10x = 690,934,467,341.54
  5. Step 5: Solve for x
    x = 690,934,467,341.54/1,063,980.10
  6. Step 6: Final answer
    x = 649,386.64

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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.