Home / 2,075,947.60-3,113,921.40-1,656,043.60

Finding the Fourth Proportional to 2,075,947.60, 3,113,921.40 and 1,656,043.60

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Solution

The fourth proportional to 2,075,947.60, 3,113,921.40 and 1,656,043.60 is: 2,484,065.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,947.60 : 3,113,921.40 = 1,656,043.60 : x
  2. Step 2: Convert to fraction form
    2,075,947.60/3,113,921.40 = 1,656,043.60/x
  3. Step 3: Cross multiply
    2,075,947.60x = 3,113,921.40 × 1,656,043.60
  4. Step 4: Simplify right side
    2,075,947.60x = 5,156,789,605,373.04
  5. Step 5: Solve for x
    x = 5,156,789,605,373.04/2,075,947.60
  6. Step 6: Final answer
    x = 2,484,065.40

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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.