Home / 1,688,683.52-2,533,009.36-729,817.04

Finding the Fourth Proportional to 1,688,683.52, 2,533,009.36 and 729,817.04

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Solution

The fourth proportional to 1,688,683.52, 2,533,009.36 and 729,817.04 is: 1,094,718.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,683.52 : 2,533,009.36 = 729,817.04 : x
  2. Step 2: Convert to fraction form
    1,688,683.52/2,533,009.36 = 729,817.04/x
  3. Step 3: Cross multiply
    1,688,683.52x = 2,533,009.36 × 729,817.04
  4. Step 4: Simplify right side
    1,688,683.52x = 1,848,633,393,407.49
  5. Step 5: Solve for x
    x = 1,848,633,393,407.49/1,688,683.52
  6. Step 6: Final answer
    x = 1,094,718.68

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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.