Home / 1,256,519.49-1,870,567.71-1,249,046.16

Finding the Fourth Proportional to 1,256,519.49, 1,870,567.71 and 1,249,046.16

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Solution

The fourth proportional to 1,256,519.49, 1,870,567.71 and 1,249,046.16 is: 1,859,442.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,519.49 : 1,870,567.71 = 1,249,046.16 : x
  2. Step 2: Convert to fraction form
    1,256,519.49/1,870,567.71 = 1,249,046.16/x
  3. Step 3: Cross multiply
    1,256,519.49x = 1,870,567.71 × 1,249,046.16
  4. Step 4: Simplify right side
    1,256,519.49x = 2,336,425,415,195.49
  5. Step 5: Solve for x
    x = 2,336,425,415,195.49/1,256,519.49
  6. Step 6: Final answer
    x = 1,859,442.24

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.