Home / 1,239,034.74-1,858,746.51-529,066.50

Finding the Fourth Proportional to 1,239,034.74, 1,858,746.51 and 529,066.50

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Solution

The fourth proportional to 1,239,034.74, 1,858,746.51 and 529,066.50 is: 793,682.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,034.74 : 1,858,746.51 = 529,066.50 : x
  2. Step 2: Convert to fraction form
    1,239,034.74/1,858,746.51 = 529,066.50/x
  3. Step 3: Cross multiply
    1,239,034.74x = 1,858,746.51 × 529,066.50
  4. Step 4: Simplify right side
    1,239,034.74x = 983,400,510,432.92
  5. Step 5: Solve for x
    x = 983,400,510,432.92/1,239,034.74
  6. Step 6: Final answer
    x = 793,682.76

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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.