Home / 2,075,878.80-3,113,818.20-579,968.40

Finding the Fourth Proportional to 2,075,878.80, 3,113,818.20 and 579,968.40

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Solution

The fourth proportional to 2,075,878.80, 3,113,818.20 and 579,968.40 is: 869,952.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,878.80 : 3,113,818.20 = 579,968.40 : x
  2. Step 2: Convert to fraction form
    2,075,878.80/3,113,818.20 = 579,968.40/x
  3. Step 3: Cross multiply
    2,075,878.80x = 3,113,818.20 × 579,968.40
  4. Step 4: Simplify right side
    2,075,878.80x = 1,805,916,159,344.88
  5. Step 5: Solve for x
    x = 1,805,916,159,344.88/2,075,878.80
  6. Step 6: Final answer
    x = 869,952.60

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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.