Home / 1,736,492.40-2,599,669.80-1,238,828.40

Finding the Fourth Proportional to 1,736,492.40, 2,599,669.80 and 1,238,828.40

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Solution

The fourth proportional to 1,736,492.40, 2,599,669.80 and 1,238,828.40 is: 1,854,626.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,736,492.40 : 2,599,669.80 = 1,238,828.40 : x
  2. Step 2: Convert to fraction form
    1,736,492.40/2,599,669.80 = 1,238,828.40/x
  3. Step 3: Cross multiply
    1,736,492.40x = 2,599,669.80 × 1,238,828.40
  4. Step 4: Simplify right side
    1,736,492.40x = 3,220,544,778,862.32
  5. Step 5: Solve for x
    x = 3,220,544,778,862.32/1,736,492.40
  6. Step 6: Final answer
    x = 1,854,626.48

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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.