Home / 1,785,444.60-2,678,312.58-838,298.64

Finding the Fourth Proportional to 1,785,444.60, 2,678,312.58 and 838,298.64

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Solution

The fourth proportional to 1,785,444.60, 2,678,312.58 and 838,298.64 is: 1,257,516.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,444.60 : 2,678,312.58 = 838,298.64 : x
  2. Step 2: Convert to fraction form
    1,785,444.60/2,678,312.58 = 838,298.64/x
  3. Step 3: Cross multiply
    1,785,444.60x = 2,678,312.58 × 838,298.64
  4. Step 4: Simplify right side
    1,785,444.60x = 2,245,225,793,308.89
  5. Step 5: Solve for x
    x = 2,245,225,793,308.89/1,785,444.60
  6. Step 6: Final answer
    x = 1,257,516.36

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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.