Home / 1,023,445.59-1,533,923.04-724,012.47

Finding the Fourth Proportional to 1,023,445.59, 1,533,923.04 and 724,012.47

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Solution

The fourth proportional to 1,023,445.59, 1,533,923.04 and 724,012.47 is: 1,085,137.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,445.59 : 1,533,923.04 = 724,012.47 : x
  2. Step 2: Convert to fraction form
    1,023,445.59/1,533,923.04 = 724,012.47/x
  3. Step 3: Cross multiply
    1,023,445.59x = 1,533,923.04 × 724,012.47
  4. Step 4: Simplify right side
    1,023,445.59x = 1,110,579,408,980.31
  5. Step 5: Solve for x
    x = 1,110,579,408,980.31/1,023,445.59
  6. Step 6: Final answer
    x = 1,085,137.72

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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.