Home / 1,560,564.24-2,154,506.76-988,095.12

Finding the Fourth Proportional to 1,560,564.24, 2,154,506.76 and 988,095.12

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Solution

The fourth proportional to 1,560,564.24, 2,154,506.76 and 988,095.12 is: 1,364,158.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,564.24 : 2,154,506.76 = 988,095.12 : x
  2. Step 2: Convert to fraction form
    1,560,564.24/2,154,506.76 = 988,095.12/x
  3. Step 3: Cross multiply
    1,560,564.24x = 2,154,506.76 × 988,095.12
  4. Step 4: Simplify right side
    1,560,564.24x = 2,128,857,615,563.01
  5. Step 5: Solve for x
    x = 2,128,857,615,563.01/1,560,564.24
  6. Step 6: Final answer
    x = 1,364,158.91

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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.