Home / 1,056,535.76-1,584,647.16-346,638.80

Finding the Fourth Proportional to 1,056,535.76, 1,584,647.16 and 346,638.80

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Solution

The fourth proportional to 1,056,535.76, 1,584,647.16 and 346,638.80 is: 519,906.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,535.76 : 1,584,647.16 = 346,638.80 : x
  2. Step 2: Convert to fraction form
    1,056,535.76/1,584,647.16 = 346,638.80/x
  3. Step 3: Cross multiply
    1,056,535.76x = 1,584,647.16 × 346,638.80
  4. Step 4: Simplify right side
    1,056,535.76x = 549,300,189,965.81
  5. Step 5: Solve for x
    x = 549,300,189,965.81/1,056,535.76
  6. Step 6: Final answer
    x = 519,906.86

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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.