Home / 1,216,929.80-1,825,394.70-506,721.80

Finding the Fourth Proportional to 1,216,929.80, 1,825,394.70 and 506,721.80

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Solution

The fourth proportional to 1,216,929.80, 1,825,394.70 and 506,721.80 is: 760,082.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,929.80 : 1,825,394.70 = 506,721.80 : x
  2. Step 2: Convert to fraction form
    1,216,929.80/1,825,394.70 = 506,721.80/x
  3. Step 3: Cross multiply
    1,216,929.80x = 1,825,394.70 × 506,721.80
  4. Step 4: Simplify right side
    1,216,929.80x = 924,967,288,094.46
  5. Step 5: Solve for x
    x = 924,967,288,094.46/1,216,929.80
  6. Step 6: Final answer
    x = 760,082.70

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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.