Home / 1,708,871.04-2,564,847.36-910,817.28

Finding the Fourth Proportional to 1,708,871.04, 2,564,847.36 and 910,817.28

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Solution

The fourth proportional to 1,708,871.04, 2,564,847.36 and 910,817.28 is: 1,367,047.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708,871.04 : 2,564,847.36 = 910,817.28 : x
  2. Step 2: Convert to fraction form
    1,708,871.04/2,564,847.36 = 910,817.28/x
  3. Step 3: Cross multiply
    1,708,871.04x = 2,564,847.36 × 910,817.28
  4. Step 4: Simplify right side
    1,708,871.04x = 2,336,107,296,050.38
  5. Step 5: Solve for x
    x = 2,336,107,296,050.38/1,708,871.04
  6. Step 6: Final answer
    x = 1,367,047.16

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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.