Home / 3,004,751.60-4,507,127.40-874,905.20

Finding the Fourth Proportional to 3,004,751.60, 4,507,127.40 and 874,905.20

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Solution

The fourth proportional to 3,004,751.60, 4,507,127.40 and 874,905.20 is: 1,312,357.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,004,751.60 : 4,507,127.40 = 874,905.20 : x
  2. Step 2: Convert to fraction form
    3,004,751.60/4,507,127.40 = 874,905.20/x
  3. Step 3: Cross multiply
    3,004,751.60x = 4,507,127.40 × 874,905.20
  4. Step 4: Simplify right side
    3,004,751.60x = 3,943,309,199,322.48
  5. Step 5: Solve for x
    x = 3,943,309,199,322.48/3,004,751.60
  6. Step 6: Final answer
    x = 1,312,357.80

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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.