Home / 1,695,981.19-2,340,543.72-961,078.10

Finding the Fourth Proportional to 1,695,981.19, 2,340,543.72 and 961,078.10

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Solution

The fourth proportional to 1,695,981.19, 2,340,543.72 and 961,078.10 is: 1,326,338.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,981.19 : 2,340,543.72 = 961,078.10 : x
  2. Step 2: Convert to fraction form
    1,695,981.19/2,340,543.72 = 961,078.10/x
  3. Step 3: Cross multiply
    1,695,981.19x = 2,340,543.72 × 961,078.10
  4. Step 4: Simplify right side
    1,695,981.19x = 2,249,445,311,384.53
  5. Step 5: Solve for x
    x = 2,249,445,311,384.53/1,695,981.19
  6. Step 6: Final answer
    x = 1,326,338.60

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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.