Home / 1,137,966.03-1,570,501.76-621,798.39

Finding the Fourth Proportional to 1,137,966.03, 1,570,501.76 and 621,798.39

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Solution

The fourth proportional to 1,137,966.03, 1,570,501.76 and 621,798.39 is: 858,141.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,966.03 : 1,570,501.76 = 621,798.39 : x
  2. Step 2: Convert to fraction form
    1,137,966.03/1,570,501.76 = 621,798.39/x
  3. Step 3: Cross multiply
    1,137,966.03x = 1,570,501.76 × 621,798.39
  4. Step 4: Simplify right side
    1,137,966.03x = 976,535,462,751.18
  5. Step 5: Solve for x
    x = 976,535,462,751.18/1,137,966.03
  6. Step 6: Final answer
    x = 858,141.14

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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.