Home / 3,559,128.58-4,911,574.89-1,927,509.94

Finding the Fourth Proportional to 3,559,128.58, 4,911,574.89 and 1,927,509.94

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Solution

The fourth proportional to 3,559,128.58, 4,911,574.89 and 1,927,509.94 is: 2,659,951.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559,128.58 : 4,911,574.89 = 1,927,509.94 : x
  2. Step 2: Convert to fraction form
    3,559,128.58/4,911,574.89 = 1,927,509.94/x
  3. Step 3: Cross multiply
    3,559,128.58x = 4,911,574.89 × 1,927,509.94
  4. Step 4: Simplify right side
    3,559,128.58x = 9,467,109,421,529.41
  5. Step 5: Solve for x
    x = 9,467,109,421,529.41/3,559,128.58
  6. Step 6: Final answer
    x = 2,659,951.50

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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.