Home / 1,246,305.83-1,870,040.01-487,950.58

Finding the Fourth Proportional to 1,246,305.83, 1,870,040.01 and 487,950.58

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Solution

The fourth proportional to 1,246,305.83, 1,870,040.01 and 487,950.58 is: 732,153.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,305.83 : 1,870,040.01 = 487,950.58 : x
  2. Step 2: Convert to fraction form
    1,246,305.83/1,870,040.01 = 487,950.58/x
  3. Step 3: Cross multiply
    1,246,305.83x = 1,870,040.01 × 487,950.58
  4. Step 4: Simplify right side
    1,246,305.83x = 912,487,111,670.07
  5. Step 5: Solve for x
    x = 912,487,111,670.07/1,246,305.83
  6. Step 6: Final answer
    x = 732,153.45

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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.