Home / 1,038,340.32-1,432,872.27-651,364.08

Finding the Fourth Proportional to 1,038,340.32, 1,432,872.27 and 651,364.08

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Solution

The fourth proportional to 1,038,340.32, 1,432,872.27 and 651,364.08 is: 898,858.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,340.32 : 1,432,872.27 = 651,364.08 : x
  2. Step 2: Convert to fraction form
    1,038,340.32/1,432,872.27 = 651,364.08/x
  3. Step 3: Cross multiply
    1,038,340.32x = 1,432,872.27 × 651,364.08
  4. Step 4: Simplify right side
    1,038,340.32x = 933,321,522,532.79
  5. Step 5: Solve for x
    x = 933,321,522,532.79/1,038,340.32
  6. Step 6: Final answer
    x = 898,858.98

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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.