Home / 1,111,456.65-1,533,811.69-602,159.03

Finding the Fourth Proportional to 1,111,456.65, 1,533,811.69 and 602,159.03

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Solution

The fourth proportional to 1,111,456.65, 1,533,811.69 and 602,159.03 is: 830,980.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,456.65 : 1,533,811.69 = 602,159.03 : x
  2. Step 2: Convert to fraction form
    1,111,456.65/1,533,811.69 = 602,159.03/x
  3. Step 3: Cross multiply
    1,111,456.65x = 1,533,811.69 × 602,159.03
  4. Step 4: Simplify right side
    1,111,456.65x = 923,598,551,784.00
  5. Step 5: Solve for x
    x = 923,598,551,784.00/1,111,456.65
  6. Step 6: Final answer
    x = 830,980.27

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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.