Home / 1,010,829.41-1,516,605.12-434,210.46

Finding the Fourth Proportional to 1,010,829.41, 1,516,605.12 and 434,210.46

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Solution

The fourth proportional to 1,010,829.41, 1,516,605.12 and 434,210.46 is: 651,470.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,829.41 : 1,516,605.12 = 434,210.46 : x
  2. Step 2: Convert to fraction form
    1,010,829.41/1,516,605.12 = 434,210.46/x
  3. Step 3: Cross multiply
    1,010,829.41x = 1,516,605.12 × 434,210.46
  4. Step 4: Simplify right side
    1,010,829.41x = 658,525,801,106.29
  5. Step 5: Solve for x
    x = 658,525,801,106.29/1,010,829.41
  6. Step 6: Final answer
    x = 651,470.76

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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.