Home / 1,094,626.40-1,641,939.60-716,712.80

Finding the Fourth Proportional to 1,094,626.40, 1,641,939.60 and 716,712.80

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Solution

The fourth proportional to 1,094,626.40, 1,641,939.60 and 716,712.80 is: 1,075,069.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,626.40 : 1,641,939.60 = 716,712.80 : x
  2. Step 2: Convert to fraction form
    1,094,626.40/1,641,939.60 = 716,712.80/x
  3. Step 3: Cross multiply
    1,094,626.40x = 1,641,939.60 × 716,712.80
  4. Step 4: Simplify right side
    1,094,626.40x = 1,176,799,128,146.88
  5. Step 5: Solve for x
    x = 1,176,799,128,146.88/1,094,626.40
  6. Step 6: Final answer
    x = 1,075,069.20

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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.