Home / 778,735.08-1,075,140.90-597,097.89

Finding the Fourth Proportional to 778,735.08, 1,075,140.90 and 597,097.89

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Solution

The fourth proportional to 778,735.08, 1,075,140.90 and 597,097.89 is: 824,368.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,735.08 : 1,075,140.90 = 597,097.89 : x
  2. Step 2: Convert to fraction form
    778,735.08/1,075,140.90 = 597,097.89/x
  3. Step 3: Cross multiply
    778,735.08x = 1,075,140.90 × 597,097.89
  4. Step 4: Simplify right side
    778,735.08x = 641,964,362,842.70
  5. Step 5: Solve for x
    x = 641,964,362,842.70/778,735.08
  6. Step 6: Final answer
    x = 824,368.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.