Home / 1,217,903.64-1,827,030.48-376,521

Finding the Fourth Proportional to 1,217,903.64, 1,827,030.48 and 376,521

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Solution

The fourth proportional to 1,217,903.64, 1,827,030.48 and 376,521 is: 564,835.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,903.64 : 1,827,030.48 = 376,521 : x
  2. Step 2: Convert to fraction form
    1,217,903.64/1,827,030.48 = 376,521/x
  3. Step 3: Cross multiply
    1,217,903.64x = 1,827,030.48 × 376,521
  4. Step 4: Simplify right side
    1,217,903.64x = 687,915,343,360.08
  5. Step 5: Solve for x
    x = 687,915,343,360.08/1,217,903.64
  6. Step 6: Final answer
    x = 564,835.61

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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.