Home / 1,408,501.56-2,112,715.26-397,693.48

Finding the Fourth Proportional to 1,408,501.56, 2,112,715.26 and 397,693.48

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Solution

The fourth proportional to 1,408,501.56, 2,112,715.26 and 397,693.48 is: 596,529.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,501.56 : 2,112,715.26 = 397,693.48 : x
  2. Step 2: Convert to fraction form
    1,408,501.56/2,112,715.26 = 397,693.48/x
  3. Step 3: Cross multiply
    1,408,501.56x = 2,112,715.26 × 397,693.48
  4. Step 4: Simplify right side
    1,408,501.56x = 840,213,083,998.51
  5. Step 5: Solve for x
    x = 840,213,083,998.51/1,408,501.56
  6. Step 6: Final answer
    x = 596,529.75

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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.