Home / 1,277,345.02-1,762,711.59-704,438.14

Finding the Fourth Proportional to 1,277,345.02, 1,762,711.59 and 704,438.14

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Solution

The fourth proportional to 1,277,345.02, 1,762,711.59 and 704,438.14 is: 972,111.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,345.02 : 1,762,711.59 = 704,438.14 : x
  2. Step 2: Convert to fraction form
    1,277,345.02/1,762,711.59 = 704,438.14/x
  3. Step 3: Cross multiply
    1,277,345.02x = 1,762,711.59 × 704,438.14
  4. Step 4: Simplify right side
    1,277,345.02x = 1,241,721,273,816.04
  5. Step 5: Solve for x
    x = 1,241,721,273,816.04/1,277,345.02
  6. Step 6: Final answer
    x = 972,111.10

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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.