Home / 1,043,487.47-1,564,979.45-435,947.59

Finding the Fourth Proportional to 1,043,487.47, 1,564,979.45 and 435,947.59

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Solution

The fourth proportional to 1,043,487.47, 1,564,979.45 and 435,947.59 is: 653,816.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,487.47 : 1,564,979.45 = 435,947.59 : x
  2. Step 2: Convert to fraction form
    1,043,487.47/1,564,979.45 = 435,947.59/x
  3. Step 3: Cross multiply
    1,043,487.47x = 1,564,979.45 × 435,947.59
  4. Step 4: Simplify right side
    1,043,487.47x = 682,249,019,627.03
  5. Step 5: Solve for x
    x = 682,249,019,627.03/1,043,487.47
  6. Step 6: Final answer
    x = 653,816.21

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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.