Home / 1,275,263.39-1,759,880.12-702,345.93

Finding the Fourth Proportional to 1,275,263.39, 1,759,880.12 and 702,345.93

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Solution

The fourth proportional to 1,275,263.39, 1,759,880.12 and 702,345.93 is: 969,246.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,263.39 : 1,759,880.12 = 702,345.93 : x
  2. Step 2: Convert to fraction form
    1,275,263.39/1,759,880.12 = 702,345.93/x
  3. Step 3: Cross multiply
    1,275,263.39x = 1,759,880.12 × 702,345.93
  4. Step 4: Simplify right side
    1,275,263.39x = 1,236,044,636,058.18
  5. Step 5: Solve for x
    x = 1,236,044,636,058.18/1,275,263.39
  6. Step 6: Final answer
    x = 969,246.55

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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.