Home / 1,859,123.60-2,565,005.76-1,043,207.36

Finding the Fourth Proportional to 1,859,123.60, 2,565,005.76 and 1,043,207.36

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Solution

The fourth proportional to 1,859,123.60, 2,565,005.76 and 1,043,207.36 is: 1,439,298.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859,123.60 : 2,565,005.76 = 1,043,207.36 : x
  2. Step 2: Convert to fraction form
    1,859,123.60/2,565,005.76 = 1,043,207.36/x
  3. Step 3: Cross multiply
    1,859,123.60x = 2,565,005.76 × 1,043,207.36
  4. Step 4: Simplify right side
    1,859,123.60x = 2,675,832,887,274.39
  5. Step 5: Solve for x
    x = 2,675,832,887,274.39/1,859,123.60
  6. Step 6: Final answer
    x = 1,439,298.00

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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.