Home / 1,223,885.52-1,836,547.44-513,858.96

Finding the Fourth Proportional to 1,223,885.52, 1,836,547.44 and 513,858.96

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Solution

The fourth proportional to 1,223,885.52, 1,836,547.44 and 513,858.96 is: 771,090.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,885.52 : 1,836,547.44 = 513,858.96 : x
  2. Step 2: Convert to fraction form
    1,223,885.52/1,836,547.44 = 513,858.96/x
  3. Step 3: Cross multiply
    1,223,885.52x = 1,836,547.44 × 513,858.96
  4. Step 4: Simplify right side
    1,223,885.52x = 943,726,357,509.06
  5. Step 5: Solve for x
    x = 943,726,357,509.06/1,223,885.52
  6. Step 6: Final answer
    x = 771,090.39

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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.