Home / 2,018,776.40-3,025,399.80-1,645,528.40

Finding the Fourth Proportional to 2,018,776.40, 3,025,399.80 and 1,645,528.40

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Solution

The fourth proportional to 2,018,776.40, 3,025,399.80 and 1,645,528.40 is: 2,466,038.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,776.40 : 3,025,399.80 = 1,645,528.40 : x
  2. Step 2: Convert to fraction form
    2,018,776.40/3,025,399.80 = 1,645,528.40/x
  3. Step 3: Cross multiply
    2,018,776.40x = 3,025,399.80 × 1,645,528.40
  4. Step 4: Simplify right side
    2,018,776.40x = 4,978,381,292,254.32
  5. Step 5: Solve for x
    x = 4,978,381,292,254.32/2,018,776.40
  6. Step 6: Final answer
    x = 2,466,038.98

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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.