Home / 1,869,148.41-2,579,424.80-1,009,708.74

Finding the Fourth Proportional to 1,869,148.41, 2,579,424.80 and 1,009,708.74

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Solution

The fourth proportional to 1,869,148.41, 2,579,424.80 and 1,009,708.74 is: 1,393,398.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,148.41 : 2,579,424.80 = 1,009,708.74 : x
  2. Step 2: Convert to fraction form
    1,869,148.41/2,579,424.80 = 1,009,708.74/x
  3. Step 3: Cross multiply
    1,869,148.41x = 2,579,424.80 × 1,009,708.74
  4. Step 4: Simplify right side
    1,869,148.41x = 2,604,467,765,363.82
  5. Step 5: Solve for x
    x = 2,604,467,765,363.82/1,869,148.41
  6. Step 6: Final answer
    x = 1,393,398.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.