Home / 2,828,485.76-3,903,235.48-1,539,298.40

Finding the Fourth Proportional to 2,828,485.76, 3,903,235.48 and 1,539,298.40

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Solution

The fourth proportional to 2,828,485.76, 3,903,235.48 and 1,539,298.40 is: 2,124,191.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828,485.76 : 3,903,235.48 = 1,539,298.40 : x
  2. Step 2: Convert to fraction form
    2,828,485.76/3,903,235.48 = 1,539,298.40/x
  3. Step 3: Cross multiply
    2,828,485.76x = 3,903,235.48 × 1,539,298.40
  4. Step 4: Simplify right side
    2,828,485.76x = 6,008,244,129,187.23
  5. Step 5: Solve for x
    x = 6,008,244,129,187.23/2,828,485.76
  6. Step 6: Final answer
    x = 2,124,191.05

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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.