Home / 1,707,460.48-2,562,512.64-643,470.40

Finding the Fourth Proportional to 1,707,460.48, 2,562,512.64 and 643,470.40

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Solution

The fourth proportional to 1,707,460.48, 2,562,512.64 and 643,470.40 is: 965,703.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,460.48 : 2,562,512.64 = 643,470.40 : x
  2. Step 2: Convert to fraction form
    1,707,460.48/2,562,512.64 = 643,470.40/x
  3. Step 3: Cross multiply
    1,707,460.48x = 2,562,512.64 × 643,470.40
  4. Step 4: Simplify right side
    1,707,460.48x = 1,648,901,033,465.86
  5. Step 5: Solve for x
    x = 1,648,901,033,465.86/1,707,460.48
  6. Step 6: Final answer
    x = 965,703.78

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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.