Home / 1,554,579.20-2,331,547.11-417,071.76

Finding the Fourth Proportional to 1,554,579.20, 2,331,547.11 and 417,071.76

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Solution

The fourth proportional to 1,554,579.20, 2,331,547.11 and 417,071.76 is: 625,521.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,579.20 : 2,331,547.11 = 417,071.76 : x
  2. Step 2: Convert to fraction form
    1,554,579.20/2,331,547.11 = 417,071.76/x
  3. Step 3: Cross multiply
    1,554,579.20x = 2,331,547.11 × 417,071.76
  4. Step 4: Simplify right side
    1,554,579.20x = 972,422,456,690.61
  5. Step 5: Solve for x
    x = 972,422,456,690.61/1,554,579.20
  6. Step 6: Final answer
    x = 625,521.34

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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.