Home / 1,862,637.48-2,571,069.06-1,210,156.20

Finding the Fourth Proportional to 1,862,637.48, 2,571,069.06 and 1,210,156.20

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Solution

The fourth proportional to 1,862,637.48, 2,571,069.06 and 1,210,156.20 is: 1,670,424.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862,637.48 : 2,571,069.06 = 1,210,156.20 : x
  2. Step 2: Convert to fraction form
    1,862,637.48/2,571,069.06 = 1,210,156.20/x
  3. Step 3: Cross multiply
    1,862,637.48x = 2,571,069.06 × 1,210,156.20
  4. Step 4: Simplify right side
    1,862,637.48x = 3,111,395,163,587.17
  5. Step 5: Solve for x
    x = 3,111,395,163,587.17/1,862,637.48
  6. Step 6: Final answer
    x = 1,670,424.44

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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.