Home / 936,363.60-1,402,577.10-778,899.60

Finding the Fourth Proportional to 936,363.60, 1,402,577.10 and 778,899.60

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Solution

The fourth proportional to 936,363.60, 1,402,577.10 and 778,899.60 is: 1,166,712.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,363.60 : 1,402,577.10 = 778,899.60 : x
  2. Step 2: Convert to fraction form
    936,363.60/1,402,577.10 = 778,899.60/x
  3. Step 3: Cross multiply
    936,363.60x = 1,402,577.10 × 778,899.60
  4. Step 4: Simplify right side
    936,363.60x = 1,092,466,742,159.16
  5. Step 5: Solve for x
    x = 1,092,466,742,159.16/936,363.60
  6. Step 6: Final answer
    x = 1,166,712.10

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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.