Home / 1,709,262.95-2,358,602.82-1,020,839.25

Finding the Fourth Proportional to 1,709,262.95, 2,358,602.82 and 1,020,839.25

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Solution

The fourth proportional to 1,709,262.95, 2,358,602.82 and 1,020,839.25 is: 1,408,650.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,262.95 : 2,358,602.82 = 1,020,839.25 : x
  2. Step 2: Convert to fraction form
    1,709,262.95/2,358,602.82 = 1,020,839.25/x
  3. Step 3: Cross multiply
    1,709,262.95x = 2,358,602.82 × 1,020,839.25
  4. Step 4: Simplify right side
    1,709,262.95x = 2,407,754,342,661.45
  5. Step 5: Solve for x
    x = 2,407,754,342,661.45/1,709,262.95
  6. Step 6: Final answer
    x = 1,408,650.64

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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.