Home / 1,145,441.94-1,580,617.62-662,038.40

Finding the Fourth Proportional to 1,145,441.94, 1,580,617.62 and 662,038.40

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Solution

The fourth proportional to 1,145,441.94, 1,580,617.62 and 662,038.40 is: 913,559.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,441.94 : 1,580,617.62 = 662,038.40 : x
  2. Step 2: Convert to fraction form
    1,145,441.94/1,580,617.62 = 662,038.40/x
  3. Step 3: Cross multiply
    1,145,441.94x = 1,580,617.62 × 662,038.40
  4. Step 4: Simplify right side
    1,145,441.94x = 1,046,429,560,156.61
  5. Step 5: Solve for x
    x = 1,046,429,560,156.61/1,145,441.94
  6. Step 6: Final answer
    x = 913,559.67

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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.