Home / 1,776,070.38-2,663,444.20-638,522.18

Finding the Fourth Proportional to 1,776,070.38, 2,663,444.20 and 638,522.18

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Solution

The fourth proportional to 1,776,070.38, 2,663,444.20 and 638,522.18 is: 957,545.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,070.38 : 2,663,444.20 = 638,522.18 : x
  2. Step 2: Convert to fraction form
    1,776,070.38/2,663,444.20 = 638,522.18/x
  3. Step 3: Cross multiply
    1,776,070.38x = 2,663,444.20 × 638,522.18
  4. Step 4: Simplify right side
    1,776,070.38x = 1,700,668,196,892.36
  5. Step 5: Solve for x
    x = 1,700,668,196,892.36/1,776,070.38
  6. Step 6: Final answer
    x = 957,545.50

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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.