Home / 2,075,856.80-3,113,785.20-579,946.40

Finding the Fourth Proportional to 2,075,856.80, 3,113,785.20 and 579,946.40

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Solution

The fourth proportional to 2,075,856.80, 3,113,785.20 and 579,946.40 is: 869,919.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,856.80 : 3,113,785.20 = 579,946.40 : x
  2. Step 2: Convert to fraction form
    2,075,856.80/3,113,785.20 = 579,946.40/x
  3. Step 3: Cross multiply
    2,075,856.80x = 3,113,785.20 × 579,946.40
  4. Step 4: Simplify right side
    2,075,856.80x = 1,805,828,517,113.28
  5. Step 5: Solve for x
    x = 1,805,828,517,113.28/2,075,856.80
  6. Step 6: Final answer
    x = 869,919.60

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1.5x scale

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.