Home / 936,009.60-1,402,046.10-778,545.60

Finding the Fourth Proportional to 936,009.60, 1,402,046.10 and 778,545.60

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Solution

The fourth proportional to 936,009.60, 1,402,046.10 and 778,545.60 is: 1,166,181.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,009.60 : 1,402,046.10 = 778,545.60 : x
  2. Step 2: Convert to fraction form
    936,009.60/1,402,046.10 = 778,545.60/x
  3. Step 3: Cross multiply
    936,009.60x = 1,402,046.10 × 778,545.60
  4. Step 4: Simplify right side
    936,009.60x = 1,091,556,822,152.16
  5. Step 5: Solve for x
    x = 1,091,556,822,152.16/936,009.60
  6. Step 6: Final answer
    x = 1,166,181.23

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1.5x scale

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.