Home / 1,266,095.79-1,899,445.80-413,169

Finding the Fourth Proportional to 1,266,095.79, 1,899,445.80 and 413,169

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Solution

The fourth proportional to 1,266,095.79, 1,899,445.80 and 413,169 is: 619,852.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,095.79 : 1,899,445.80 = 413,169 : x
  2. Step 2: Convert to fraction form
    1,266,095.79/1,899,445.80 = 413,169/x
  3. Step 3: Cross multiply
    1,266,095.79x = 1,899,445.80 × 413,169
  4. Step 4: Simplify right side
    1,266,095.79x = 784,792,121,740.20
  5. Step 5: Solve for x
    x = 784,792,121,740.20/1,266,095.79
  6. Step 6: Final answer
    x = 619,852.09

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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.