Home / 1,453,783.34-2,180,674.51-388,797.74

Finding the Fourth Proportional to 1,453,783.34, 2,180,674.51 and 388,797.74

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Solution

The fourth proportional to 1,453,783.34, 2,180,674.51 and 388,797.74 is: 583,196.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,783.34 : 2,180,674.51 = 388,797.74 : x
  2. Step 2: Convert to fraction form
    1,453,783.34/2,180,674.51 = 388,797.74/x
  3. Step 3: Cross multiply
    1,453,783.34x = 2,180,674.51 × 388,797.74
  4. Step 4: Simplify right side
    1,453,783.34x = 847,841,317,465.77
  5. Step 5: Solve for x
    x = 847,841,317,465.77/1,453,783.34
  6. Step 6: Final answer
    x = 583,196.47

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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.