Home / 1,777,643.10-2,666,853.45-879,515.10

Finding the Fourth Proportional to 1,777,643.10, 2,666,853.45 and 879,515.10

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Solution

The fourth proportional to 1,777,643.10, 2,666,853.45 and 879,515.10 is: 1,319,465.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,643.10 : 2,666,853.45 = 879,515.10 : x
  2. Step 2: Convert to fraction form
    1,777,643.10/2,666,853.45 = 879,515.10/x
  3. Step 3: Cross multiply
    1,777,643.10x = 2,666,853.45 × 879,515.10
  4. Step 4: Simplify right side
    1,777,643.10x = 2,345,537,878,762.10
  5. Step 5: Solve for x
    x = 2,345,537,878,762.10/1,777,643.10
  6. Step 6: Final answer
    x = 1,319,465.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.