Home / 1,641,592.31-2,265,303.11-916,485.98

Finding the Fourth Proportional to 1,641,592.31, 2,265,303.11 and 916,485.98

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Solution

The fourth proportional to 1,641,592.31, 2,265,303.11 and 916,485.98 is: 1,264,698.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,592.31 : 2,265,303.11 = 916,485.98 : x
  2. Step 2: Convert to fraction form
    1,641,592.31/2,265,303.11 = 916,485.98/x
  3. Step 3: Cross multiply
    1,641,592.31x = 2,265,303.11 × 916,485.98
  4. Step 4: Simplify right side
    1,641,592.31x = 2,076,118,524,856.45
  5. Step 5: Solve for x
    x = 2,076,118,524,856.45/1,641,592.31
  6. Step 6: Final answer
    x = 1,264,698.01

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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.