Home / 1,139,154.48-1,708,990.92-606,394.80

Finding the Fourth Proportional to 1,139,154.48, 1,708,990.92 and 606,394.80

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Solution

The fourth proportional to 1,139,154.48, 1,708,990.92 and 606,394.80 is: 909,730.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,154.48 : 1,708,990.92 = 606,394.80 : x
  2. Step 2: Convert to fraction form
    1,139,154.48/1,708,990.92 = 606,394.80/x
  3. Step 3: Cross multiply
    1,139,154.48x = 1,708,990.92 × 606,394.80
  4. Step 4: Simplify right side
    1,139,154.48x = 1,036,323,207,135.22
  5. Step 5: Solve for x
    x = 1,036,323,207,135.22/1,139,154.48
  6. Step 6: Final answer
    x = 909,730.18

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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.