Home / 1,778,196-2,453,890.68-962,381.28

Finding the Fourth Proportional to 1,778,196, 2,453,890.68 and 962,381.28

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Solution

The fourth proportional to 1,778,196, 2,453,890.68 and 962,381.28 is: 1,328,075.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,196 : 2,453,890.68 = 962,381.28 : x
  2. Step 2: Convert to fraction form
    1,778,196/2,453,890.68 = 962,381.28/x
  3. Step 3: Cross multiply
    1,778,196x = 2,453,890.68 × 962,381.28
  4. Step 4: Simplify right side
    1,778,196x = 2,361,578,453,598.47
  5. Step 5: Solve for x
    x = 2,361,578,453,598.47/1,778,196
  6. Step 6: Final answer
    x = 1,328,075.45

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1.5x scale

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.