Home / 1,206,572.32-1,810,091.76-458,560

Finding the Fourth Proportional to 1,206,572.32, 1,810,091.76 and 458,560

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Solution

The fourth proportional to 1,206,572.32, 1,810,091.76 and 458,560 is: 687,928.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,572.32 : 1,810,091.76 = 458,560 : x
  2. Step 2: Convert to fraction form
    1,206,572.32/1,810,091.76 = 458,560/x
  3. Step 3: Cross multiply
    1,206,572.32x = 1,810,091.76 × 458,560
  4. Step 4: Simplify right side
    1,206,572.32x = 830,035,677,465.60
  5. Step 5: Solve for x
    x = 830,035,677,465.60/1,206,572.32
  6. Step 6: Final answer
    x = 687,928.66

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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.