Home / 1,370,096.32-1,889,484.16-1,176,443.84

Finding the Fourth Proportional to 1,370,096.32, 1,889,484.16 and 1,176,443.84

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Solution

The fourth proportional to 1,370,096.32, 1,889,484.16 and 1,176,443.84 is: 1,622,420.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,096.32 : 1,889,484.16 = 1,176,443.84 : x
  2. Step 2: Convert to fraction form
    1,370,096.32/1,889,484.16 = 1,176,443.84/x
  3. Step 3: Cross multiply
    1,370,096.32x = 1,889,484.16 × 1,176,443.84
  4. Step 4: Simplify right side
    1,370,096.32x = 2,222,872,000,809.57
  5. Step 5: Solve for x
    x = 2,222,872,000,809.57/1,370,096.32
  6. Step 6: Final answer
    x = 1,622,420.24

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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.