Home / 936,167.60-1,402,283.10-778,703.60

Finding the Fourth Proportional to 936,167.60, 1,402,283.10 and 778,703.60

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Solution

The fourth proportional to 936,167.60, 1,402,283.10 and 778,703.60 is: 1,166,418.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,167.60 : 1,402,283.10 = 778,703.60 : x
  2. Step 2: Convert to fraction form
    936,167.60/1,402,283.10 = 778,703.60/x
  3. Step 3: Cross multiply
    936,167.60x = 1,402,283.10 × 778,703.60
  4. Step 4: Simplify right side
    936,167.60x = 1,091,962,898,189.16
  5. Step 5: Solve for x
    x = 1,091,962,898,189.16/936,167.60
  6. Step 6: Final answer
    x = 1,166,418.17

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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.