Home / 1,210,971.35-1,816,784.96-452,889.83

Finding the Fourth Proportional to 1,210,971.35, 1,816,784.96 and 452,889.83

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Solution

The fourth proportional to 1,210,971.35, 1,816,784.96 and 452,889.83 is: 679,457.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,971.35 : 1,816,784.96 = 452,889.83 : x
  2. Step 2: Convert to fraction form
    1,210,971.35/1,816,784.96 = 452,889.83/x
  3. Step 3: Cross multiply
    1,210,971.35x = 1,816,784.96 × 452,889.83
  4. Step 4: Simplify right side
    1,210,971.35x = 822,803,420,332.58
  5. Step 5: Solve for x
    x = 822,803,420,332.58/1,210,971.35
  6. Step 6: Final answer
    x = 679,457.38

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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.