Home / 1,535,054.34-2,116,772.28-1,070,448.51

Finding the Fourth Proportional to 1,535,054.34, 2,116,772.28 and 1,070,448.51

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Solution

The fourth proportional to 1,535,054.34, 2,116,772.28 and 1,070,448.51 is: 1,476,101.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,054.34 : 2,116,772.28 = 1,070,448.51 : x
  2. Step 2: Convert to fraction form
    1,535,054.34/2,116,772.28 = 1,070,448.51/x
  3. Step 3: Cross multiply
    1,535,054.34x = 2,116,772.28 × 1,070,448.51
  4. Step 4: Simplify right side
    1,535,054.34x = 2,265,895,733,135.30
  5. Step 5: Solve for x
    x = 2,265,895,733,135.30/1,535,054.34
  6. Step 6: Final answer
    x = 1,476,101.32

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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.