Home / 1,199,253.63-1,798,683.40-430,592.22

Finding the Fourth Proportional to 1,199,253.63, 1,798,683.40 and 430,592.22

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Solution

The fourth proportional to 1,199,253.63, 1,798,683.40 and 430,592.22 is: 645,817.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,253.63 : 1,798,683.40 = 430,592.22 : x
  2. Step 2: Convert to fraction form
    1,199,253.63/1,798,683.40 = 430,592.22/x
  3. Step 3: Cross multiply
    1,199,253.63x = 1,798,683.40 × 430,592.22
  4. Step 4: Simplify right side
    1,199,253.63x = 774,499,078,821.39
  5. Step 5: Solve for x
    x = 774,499,078,821.39/1,199,253.63
  6. Step 6: Final answer
    x = 645,817.58

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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.