Home / 1,636,011.01-2,257,110.75-947,306.89

Finding the Fourth Proportional to 1,636,011.01, 2,257,110.75 and 947,306.89

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Solution

The fourth proportional to 1,636,011.01, 2,257,110.75 and 947,306.89 is: 1,306,945.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,011.01 : 2,257,110.75 = 947,306.89 : x
  2. Step 2: Convert to fraction form
    1,636,011.01/2,257,110.75 = 947,306.89/x
  3. Step 3: Cross multiply
    1,636,011.01x = 2,257,110.75 × 947,306.89
  4. Step 4: Simplify right side
    1,636,011.01x = 2,138,176,564,968.07
  5. Step 5: Solve for x
    x = 2,138,176,564,968.07/1,636,011.01
  6. Step 6: Final answer
    x = 1,306,945.10

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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.