Home / 1,574,706.80-2,362,643.40-628,756.40

Finding the Fourth Proportional to 1,574,706.80, 2,362,643.40 and 628,756.40

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Solution

The fourth proportional to 1,574,706.80, 2,362,643.40 and 628,756.40 is: 943,367.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,706.80 : 2,362,643.40 = 628,756.40 : x
  2. Step 2: Convert to fraction form
    1,574,706.80/2,362,643.40 = 628,756.40/x
  3. Step 3: Cross multiply
    1,574,706.80x = 2,362,643.40 × 628,756.40
  4. Step 4: Simplify right side
    1,574,706.80x = 1,485,527,158,667.76
  5. Step 5: Solve for x
    x = 1,485,527,158,667.76/1,574,706.80
  6. Step 6: Final answer
    x = 943,367.46

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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.