Home / 1,038,410.77-1,433,025.53-609,000.61

Finding the Fourth Proportional to 1,038,410.77, 1,433,025.53 and 609,000.61

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Solution

The fourth proportional to 1,038,410.77, 1,433,025.53 and 609,000.61 is: 840,431.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,410.77 : 1,433,025.53 = 609,000.61 : x
  2. Step 2: Convert to fraction form
    1,038,410.77/1,433,025.53 = 609,000.61/x
  3. Step 3: Cross multiply
    1,038,410.77x = 1,433,025.53 × 609,000.61
  4. Step 4: Simplify right side
    1,038,410.77x = 872,713,421,915.57
  5. Step 5: Solve for x
    x = 872,713,421,915.57/1,038,410.77
  6. Step 6: Final answer
    x = 840,431.79

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1.5x scale

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.