Home / 1,202,561.76-1,658,737.74-773,384.88

Finding the Fourth Proportional to 1,202,561.76, 1,658,737.74 and 773,384.88

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Solution

The fourth proportional to 1,202,561.76, 1,658,737.74 and 773,384.88 is: 1,066,758.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,561.76 : 1,658,737.74 = 773,384.88 : x
  2. Step 2: Convert to fraction form
    1,202,561.76/1,658,737.74 = 773,384.88/x
  3. Step 3: Cross multiply
    1,202,561.76x = 1,658,737.74 × 773,384.88
  4. Step 4: Simplify right side
    1,202,561.76x = 1,282,842,688,001.37
  5. Step 5: Solve for x
    x = 1,282,842,688,001.37/1,202,561.76
  6. Step 6: Final answer
    x = 1,066,758.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.