Home / 1,036,428.60-1,551,131.55-637,322.16

Finding the Fourth Proportional to 1,036,428.60, 1,551,131.55 and 637,322.16

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Solution

The fourth proportional to 1,036,428.60, 1,551,131.55 and 637,322.16 is: 953,824.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,428.60 : 1,551,131.55 = 637,322.16 : x
  2. Step 2: Convert to fraction form
    1,036,428.60/1,551,131.55 = 637,322.16/x
  3. Step 3: Cross multiply
    1,036,428.60x = 1,551,131.55 × 637,322.16
  4. Step 4: Simplify right side
    1,036,428.60x = 988,570,509,890.15
  5. Step 5: Solve for x
    x = 988,570,509,890.15/1,036,428.60
  6. Step 6: Final answer
    x = 953,824.04

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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.