Home / 1,170,414.30-1,615,271.19-661,210.14

Finding the Fourth Proportional to 1,170,414.30, 1,615,271.19 and 661,210.14

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Solution

The fourth proportional to 1,170,414.30, 1,615,271.19 and 661,210.14 is: 912,526.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,414.30 : 1,615,271.19 = 661,210.14 : x
  2. Step 2: Convert to fraction form
    1,170,414.30/1,615,271.19 = 661,210.14/x
  3. Step 3: Cross multiply
    1,170,414.30x = 1,615,271.19 × 661,210.14
  4. Step 4: Simplify right side
    1,170,414.30x = 1,068,033,689,677.87
  5. Step 5: Solve for x
    x = 1,068,033,689,677.87/1,170,414.30
  6. Step 6: Final answer
    x = 912,526.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.