Home / 3,157,836.79-4,357,811.69-1,707,528.77

Finding the Fourth Proportional to 3,157,836.79, 4,357,811.69 and 1,707,528.77

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Solution

The fourth proportional to 3,157,836.79, 4,357,811.69 and 1,707,528.77 is: 2,356,388.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157,836.79 : 4,357,811.69 = 1,707,528.77 : x
  2. Step 2: Convert to fraction form
    3,157,836.79/4,357,811.69 = 1,707,528.77/x
  3. Step 3: Cross multiply
    3,157,836.79x = 4,357,811.69 × 1,707,528.77
  4. Step 4: Simplify right side
    3,157,836.79x = 7,441,088,804,590.62
  5. Step 5: Solve for x
    x = 7,441,088,804,590.62/3,157,836.79
  6. Step 6: Final answer
    x = 2,356,388.03

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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.