Home / 1,803,304.76-2,488,561.18-987,559.16

Finding the Fourth Proportional to 1,803,304.76, 2,488,561.18 and 987,559.16

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Solution

The fourth proportional to 1,803,304.76, 2,488,561.18 and 987,559.16 is: 1,362,831.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803,304.76 : 2,488,561.18 = 987,559.16 : x
  2. Step 2: Convert to fraction form
    1,803,304.76/2,488,561.18 = 987,559.16/x
  3. Step 3: Cross multiply
    1,803,304.76x = 2,488,561.18 × 987,559.16
  4. Step 4: Simplify right side
    1,803,304.76x = 2,457,601,373,617.71
  5. Step 5: Solve for x
    x = 2,457,601,373,617.71/1,803,304.76
  6. Step 6: Final answer
    x = 1,362,831.97

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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.