Home / 3,118,456.77-4,303,424.98-1,741,820.10

Finding the Fourth Proportional to 3,118,456.77, 4,303,424.98 and 1,741,820.10

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Solution

The fourth proportional to 3,118,456.77, 4,303,424.98 and 1,741,820.10 is: 2,403,686.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,456.77 : 4,303,424.98 = 1,741,820.10 : x
  2. Step 2: Convert to fraction form
    3,118,456.77/4,303,424.98 = 1,741,820.10/x
  3. Step 3: Cross multiply
    3,118,456.77x = 4,303,424.98 × 1,741,820.10
  4. Step 4: Simplify right side
    3,118,456.77x = 7,495,792,129,006.10
  5. Step 5: Solve for x
    x = 7,495,792,129,006.10/3,118,456.77
  6. Step 6: Final answer
    x = 2,403,686.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.