Home / 1,918,964-2,648,403.60-1,114,148

Finding the Fourth Proportional to 1,918,964, 2,648,403.60 and 1,114,148

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Solution

The fourth proportional to 1,918,964, 2,648,403.60 and 1,114,148 is: 1,537,659.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,964 : 2,648,403.60 = 1,114,148 : x
  2. Step 2: Convert to fraction form
    1,918,964/2,648,403.60 = 1,114,148/x
  3. Step 3: Cross multiply
    1,918,964x = 2,648,403.60 × 1,114,148
  4. Step 4: Simplify right side
    1,918,964x = 2,950,713,574,132.80
  5. Step 5: Solve for x
    x = 2,950,713,574,132.80/1,918,964
  6. Step 6: Final answer
    x = 1,537,659.68

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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.