Home / 1,939,970.16-2,677,159.55-1,124,646.47

Finding the Fourth Proportional to 1,939,970.16, 2,677,159.55 and 1,124,646.47

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Solution

The fourth proportional to 1,939,970.16, 2,677,159.55 and 1,124,646.47 is: 1,552,012.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,970.16 : 2,677,159.55 = 1,124,646.47 : x
  2. Step 2: Convert to fraction form
    1,939,970.16/2,677,159.55 = 1,124,646.47/x
  3. Step 3: Cross multiply
    1,939,970.16x = 2,677,159.55 × 1,124,646.47
  4. Step 4: Simplify right side
    1,939,970.16x = 3,010,858,018,525.26
  5. Step 5: Solve for x
    x = 3,010,858,018,525.26/1,939,970.16
  6. Step 6: Final answer
    x = 1,552,012.54

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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.