Home / 1,209,959.63-1,816,060.98-611,341.52

Finding the Fourth Proportional to 1,209,959.63, 1,816,060.98 and 611,341.52

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Solution

The fourth proportional to 1,209,959.63, 1,816,060.98 and 611,341.52 is: 917,578.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,959.63 : 1,816,060.98 = 611,341.52 : x
  2. Step 2: Convert to fraction form
    1,209,959.63/1,816,060.98 = 611,341.52/x
  3. Step 3: Cross multiply
    1,209,959.63x = 1,816,060.98 × 611,341.52
  4. Step 4: Simplify right side
    1,209,959.63x = 1,110,233,479,948.34
  5. Step 5: Solve for x
    x = 1,110,233,479,948.34/1,209,959.63
  6. Step 6: Final answer
    x = 917,578.94

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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.