Home / 1,316,089.14-1,816,203.63-712,477.14

Finding the Fourth Proportional to 1,316,089.14, 1,816,203.63 and 712,477.14

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Solution

The fourth proportional to 1,316,089.14, 1,816,203.63 and 712,477.14 is: 983,218.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,089.14 : 1,816,203.63 = 712,477.14 : x
  2. Step 2: Convert to fraction form
    1,316,089.14/1,816,203.63 = 712,477.14/x
  3. Step 3: Cross multiply
    1,316,089.14x = 1,816,203.63 × 712,477.14
  4. Step 4: Simplify right side
    1,316,089.14x = 1,294,003,567,960.02
  5. Step 5: Solve for x
    x = 1,294,003,567,960.02/1,316,089.14
  6. Step 6: Final answer
    x = 983,218.79

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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.