Home / 1,781,788.80-2,459,225.76-1,057,038.80

Finding the Fourth Proportional to 1,781,788.80, 2,459,225.76 and 1,057,038.80

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Solution

The fourth proportional to 1,781,788.80, 2,459,225.76 and 1,057,038.80 is: 1,458,925.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,788.80 : 2,459,225.76 = 1,057,038.80 : x
  2. Step 2: Convert to fraction form
    1,781,788.80/2,459,225.76 = 1,057,038.80/x
  3. Step 3: Cross multiply
    1,781,788.80x = 2,459,225.76 × 1,057,038.80
  4. Step 4: Simplify right side
    1,781,788.80x = 2,599,497,046,279.49
  5. Step 5: Solve for x
    x = 2,599,497,046,279.49/1,781,788.80
  6. Step 6: Final answer
    x = 1,458,925.46

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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.