Home / 1,130,100.48-1,695,140.37-455,704.20

Finding the Fourth Proportional to 1,130,100.48, 1,695,140.37 and 455,704.20

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Solution

The fourth proportional to 1,130,100.48, 1,695,140.37 and 455,704.20 is: 683,552.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,100.48 : 1,695,140.37 = 455,704.20 : x
  2. Step 2: Convert to fraction form
    1,130,100.48/1,695,140.37 = 455,704.20/x
  3. Step 3: Cross multiply
    1,130,100.48x = 1,695,140.37 × 455,704.20
  4. Step 4: Simplify right side
    1,130,100.48x = 772,482,586,198.55
  5. Step 5: Solve for x
    x = 772,482,586,198.55/1,130,100.48
  6. Step 6: Final answer
    x = 683,552.13

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1.5x scale

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.