Home / 1,893,574.64-2,840,420.28-828,068.24

Finding the Fourth Proportional to 1,893,574.64, 2,840,420.28 and 828,068.24

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Solution

The fourth proportional to 1,893,574.64, 2,840,420.28 and 828,068.24 is: 1,242,127.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893,574.64 : 2,840,420.28 = 828,068.24 : x
  2. Step 2: Convert to fraction form
    1,893,574.64/2,840,420.28 = 828,068.24/x
  3. Step 3: Cross multiply
    1,893,574.64x = 2,840,420.28 × 828,068.24
  4. Step 4: Simplify right side
    1,893,574.64x = 2,352,061,822,119.91
  5. Step 5: Solve for x
    x = 2,352,061,822,119.91/1,893,574.64
  6. Step 6: Final answer
    x = 1,242,127.86

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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.