Home / 1,450,130.56-2,001,124.54-805,591.28

Finding the Fourth Proportional to 1,450,130.56, 2,001,124.54 and 805,591.28

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Solution

The fourth proportional to 1,450,130.56, 2,001,124.54 and 805,591.28 is: 1,111,685.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,130.56 : 2,001,124.54 = 805,591.28 : x
  2. Step 2: Convert to fraction form
    1,450,130.56/2,001,124.54 = 805,591.28/x
  3. Step 3: Cross multiply
    1,450,130.56x = 2,001,124.54 × 805,591.28
  4. Step 4: Simplify right side
    1,450,130.56x = 1,612,088,479,618.01
  5. Step 5: Solve for x
    x = 1,612,088,479,618.01/1,450,130.56
  6. Step 6: Final answer
    x = 1,111,685.06

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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.