Home / 1,048,405.20-1,570,244.40-734,264.16

Finding the Fourth Proportional to 1,048,405.20, 1,570,244.40 and 734,264.16

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Solution

The fourth proportional to 1,048,405.20, 1,570,244.40 and 734,264.16 is: 1,099,741.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,405.20 : 1,570,244.40 = 734,264.16 : x
  2. Step 2: Convert to fraction form
    1,048,405.20/1,570,244.40 = 734,264.16/x
  3. Step 3: Cross multiply
    1,048,405.20x = 1,570,244.40 × 734,264.16
  4. Step 4: Simplify right side
    1,048,405.20x = 1,152,974,185,360.70
  5. Step 5: Solve for x
    x = 1,152,974,185,360.70/1,048,405.20
  6. Step 6: Final answer
    x = 1,099,741.00

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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.