Home / 1,013,867.58-1,399,109.49-578,275.08

Finding the Fourth Proportional to 1,013,867.58, 1,399,109.49 and 578,275.08

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Solution

The fourth proportional to 1,013,867.58, 1,399,109.49 and 578,275.08 is: 798,003.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,867.58 : 1,399,109.49 = 578,275.08 : x
  2. Step 2: Convert to fraction form
    1,013,867.58/1,399,109.49 = 578,275.08/x
  3. Step 3: Cross multiply
    1,013,867.58x = 1,399,109.49 × 578,275.08
  4. Step 4: Simplify right side
    1,013,867.58x = 809,070,152,258.51
  5. Step 5: Solve for x
    x = 809,070,152,258.51/1,013,867.58
  6. Step 6: Final answer
    x = 798,003.77

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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.