Home / 1,069,545.60-1,604,750.40-470,620.80

Finding the Fourth Proportional to 1,069,545.60, 1,604,750.40 and 470,620.80

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Solution

The fourth proportional to 1,069,545.60, 1,604,750.40 and 470,620.80 is: 706,121.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,545.60 : 1,604,750.40 = 470,620.80 : x
  2. Step 2: Convert to fraction form
    1,069,545.60/1,604,750.40 = 470,620.80/x
  3. Step 3: Cross multiply
    1,069,545.60x = 1,604,750.40 × 470,620.80
  4. Step 4: Simplify right side
    1,069,545.60x = 755,228,917,048.32
  5. Step 5: Solve for x
    x = 755,228,917,048.32/1,069,545.60
  6. Step 6: Final answer
    x = 706,121.29

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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.