Home / 1,776,070.51-2,663,444.39-638,522.30

Finding the Fourth Proportional to 1,776,070.51, 2,663,444.39 and 638,522.30

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Solution

The fourth proportional to 1,776,070.51, 2,663,444.39 and 638,522.30 is: 957,545.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,070.51 : 2,663,444.39 = 638,522.30 : x
  2. Step 2: Convert to fraction form
    1,776,070.51/2,663,444.39 = 638,522.30/x
  3. Step 3: Cross multiply
    1,776,070.51x = 2,663,444.39 × 638,522.30
  4. Step 4: Simplify right side
    1,776,070.51x = 1,700,668,641,290.90
  5. Step 5: Solve for x
    x = 1,700,668,641,290.90/1,776,070.51
  6. Step 6: Final answer
    x = 957,545.68

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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.