Home / 1,657,119.51-2,473,581.69-1,421,973.27

Finding the Fourth Proportional to 1,657,119.51, 2,473,581.69 and 1,421,973.27

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Solution

The fourth proportional to 1,657,119.51, 2,473,581.69 and 1,421,973.27 is: 2,122,578.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,119.51 : 2,473,581.69 = 1,421,973.27 : x
  2. Step 2: Convert to fraction form
    1,657,119.51/2,473,581.69 = 1,421,973.27/x
  3. Step 3: Cross multiply
    1,657,119.51x = 2,473,581.69 × 1,421,973.27
  4. Step 4: Simplify right side
    1,657,119.51x = 3,517,367,044,341.43
  5. Step 5: Solve for x
    x = 3,517,367,044,341.43/1,657,119.51
  6. Step 6: Final answer
    x = 2,122,578.98

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.