Home / 1,574,698.80-2,362,631.40-628,748.40

Finding the Fourth Proportional to 1,574,698.80, 2,362,631.40 and 628,748.40

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Solution

The fourth proportional to 1,574,698.80, 2,362,631.40 and 628,748.40 is: 943,355.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,698.80 : 2,362,631.40 = 628,748.40 : x
  2. Step 2: Convert to fraction form
    1,574,698.80/2,362,631.40 = 628,748.40/x
  3. Step 3: Cross multiply
    1,574,698.80x = 2,362,631.40 × 628,748.40
  4. Step 4: Simplify right side
    1,574,698.80x = 1,485,500,712,539.76
  5. Step 5: Solve for x
    x = 1,485,500,712,539.76/1,574,698.80
  6. Step 6: Final answer
    x = 943,355.46

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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.