Home / 1,893,581.64-2,840,430.78-828,075.24

Finding the Fourth Proportional to 1,893,581.64, 2,840,430.78 and 828,075.24

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Solution

The fourth proportional to 1,893,581.64, 2,840,430.78 and 828,075.24 is: 1,242,138.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893,581.64 : 2,840,430.78 = 828,075.24 : x
  2. Step 2: Convert to fraction form
    1,893,581.64/2,840,430.78 = 828,075.24/x
  3. Step 3: Cross multiply
    1,893,581.64x = 2,840,430.78 × 828,075.24
  4. Step 4: Simplify right side
    1,893,581.64x = 2,352,090,399,851.89
  5. Step 5: Solve for x
    x = 2,352,090,399,851.89/1,893,581.64
  6. Step 6: Final answer
    x = 1,242,138.36

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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.