Home / 1,853,329.02-2,778,928.80-987,697.98

Finding the Fourth Proportional to 1,853,329.02, 2,778,928.80 and 987,697.98

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Solution

The fourth proportional to 1,853,329.02, 2,778,928.80 and 987,697.98 is: 1,480,979.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,329.02 : 2,778,928.80 = 987,697.98 : x
  2. Step 2: Convert to fraction form
    1,853,329.02/2,778,928.80 = 987,697.98/x
  3. Step 3: Cross multiply
    1,853,329.02x = 2,778,928.80 × 987,697.98
  4. Step 4: Simplify right side
    1,853,329.02x = 2,744,742,362,323.82
  5. Step 5: Solve for x
    x = 2,744,742,362,323.82/1,853,329.02
  6. Step 6: Final answer
    x = 1,480,979.54

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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.