Home / 1,779,123.84-2,454,194.88-1,053,263.36

Finding the Fourth Proportional to 1,779,123.84, 2,454,194.88 and 1,053,263.36

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Solution

The fourth proportional to 1,779,123.84, 2,454,194.88 and 1,053,263.36 is: 1,452,913.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,123.84 : 2,454,194.88 = 1,053,263.36 : x
  2. Step 2: Convert to fraction form
    1,779,123.84/2,454,194.88 = 1,053,263.36/x
  3. Step 3: Cross multiply
    1,779,123.84x = 2,454,194.88 × 1,053,263.36
  4. Step 4: Simplify right side
    1,779,123.84x = 2,584,913,545,403.60
  5. Step 5: Solve for x
    x = 2,584,913,545,403.60/1,779,123.84
  6. Step 6: Final answer
    x = 1,452,913.78

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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.