Home / 1,535,908.05-2,119,554-856,844.55

Finding the Fourth Proportional to 1,535,908.05, 2,119,554 and 856,844.55

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Solution

The fourth proportional to 1,535,908.05, 2,119,554 and 856,844.55 is: 1,182,445.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,908.05 : 2,119,554 = 856,844.55 : x
  2. Step 2: Convert to fraction form
    1,535,908.05/2,119,554 = 856,844.55/x
  3. Step 3: Cross multiply
    1,535,908.05x = 2,119,554 × 856,844.55
  4. Step 4: Simplify right side
    1,535,908.05x = 1,816,128,293,330.70
  5. Step 5: Solve for x
    x = 1,816,128,293,330.70/1,535,908.05
  6. Step 6: Final answer
    x = 1,182,445.98

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1.5x scale

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.