Home / 1,873,123.34-2,584,914.80-1,013,689.85

Finding the Fourth Proportional to 1,873,123.34, 2,584,914.80 and 1,013,689.85

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Solution

The fourth proportional to 1,873,123.34, 2,584,914.80 and 1,013,689.85 is: 1,398,894.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873,123.34 : 2,584,914.80 = 1,013,689.85 : x
  2. Step 2: Convert to fraction form
    1,873,123.34/2,584,914.80 = 1,013,689.85/x
  3. Step 3: Cross multiply
    1,873,123.34x = 2,584,914.80 × 1,013,689.85
  4. Step 4: Simplify right side
    1,873,123.34x = 2,620,301,877,881.76
  5. Step 5: Solve for x
    x = 2,620,301,877,881.76/1,873,123.34
  6. Step 6: Final answer
    x = 1,398,894.47

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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.