Home / 1,892,574.45-2,611,403.35-1,076,730.50

Finding the Fourth Proportional to 1,892,574.45, 2,611,403.35 and 1,076,730.50

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Solution

The fourth proportional to 1,892,574.45, 2,611,403.35 and 1,076,730.50 is: 1,485,689.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,574.45 : 2,611,403.35 = 1,076,730.50 : x
  2. Step 2: Convert to fraction form
    1,892,574.45/2,611,403.35 = 1,076,730.50/x
  3. Step 3: Cross multiply
    1,892,574.45x = 2,611,403.35 × 1,076,730.50
  4. Step 4: Simplify right side
    1,892,574.45x = 2,811,777,638,583.86
  5. Step 5: Solve for x
    x = 2,811,777,638,583.86/1,892,574.45
  6. Step 6: Final answer
    x = 1,485,689.32

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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.