Home / 1,443,669.60-2,165,698.80-497,330.40

Finding the Fourth Proportional to 1,443,669.60, 2,165,698.80 and 497,330.40

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Solution

The fourth proportional to 1,443,669.60, 2,165,698.80 and 497,330.40 is: 746,062.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,669.60 : 2,165,698.80 = 497,330.40 : x
  2. Step 2: Convert to fraction form
    1,443,669.60/2,165,698.80 = 497,330.40/x
  3. Step 3: Cross multiply
    1,443,669.60x = 2,165,698.80 × 497,330.40
  4. Step 4: Simplify right side
    1,443,669.60x = 1,077,067,850,483.52
  5. Step 5: Solve for x
    x = 1,077,067,850,483.52/1,443,669.60
  6. Step 6: Final answer
    x = 746,062.57

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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.