Home / 1,781,298.40-2,671,947.60-451,602.40

Finding the Fourth Proportional to 1,781,298.40, 2,671,947.60 and 451,602.40

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Solution

The fourth proportional to 1,781,298.40, 2,671,947.60 and 451,602.40 is: 677,403.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,298.40 : 2,671,947.60 = 451,602.40 : x
  2. Step 2: Convert to fraction form
    1,781,298.40/2,671,947.60 = 451,602.40/x
  3. Step 3: Cross multiply
    1,781,298.40x = 2,671,947.60 × 451,602.40
  4. Step 4: Simplify right side
    1,781,298.40x = 1,206,657,948,834.24
  5. Step 5: Solve for x
    x = 1,206,657,948,834.24/1,781,298.40
  6. Step 6: Final answer
    x = 677,403.60

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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.