Home / 3,020,530.40-4,530,795.60-1,025,986.40

Finding the Fourth Proportional to 3,020,530.40, 4,530,795.60 and 1,025,986.40

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Solution

The fourth proportional to 3,020,530.40, 4,530,795.60 and 1,025,986.40 is: 1,538,979.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,530.40 : 4,530,795.60 = 1,025,986.40 : x
  2. Step 2: Convert to fraction form
    3,020,530.40/4,530,795.60 = 1,025,986.40/x
  3. Step 3: Cross multiply
    3,020,530.40x = 4,530,795.60 × 1,025,986.40
  4. Step 4: Simplify right side
    3,020,530.40x = 4,648,534,666,779.84
  5. Step 5: Solve for x
    x = 4,648,534,666,779.84/3,020,530.40
  6. Step 6: Final answer
    x = 1,538,979.60

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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.