Home / 1,239,551.64-1,710,509.40-695,636.64

Finding the Fourth Proportional to 1,239,551.64, 1,710,509.40 and 695,636.64

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Solution

The fourth proportional to 1,239,551.64, 1,710,509.40 and 695,636.64 is: 959,938.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,551.64 : 1,710,509.40 = 695,636.64 : x
  2. Step 2: Convert to fraction form
    1,239,551.64/1,710,509.40 = 695,636.64/x
  3. Step 3: Cross multiply
    1,239,551.64x = 1,710,509.40 × 695,636.64
  4. Step 4: Simplify right side
    1,239,551.64x = 1,189,893,011,704.42
  5. Step 5: Solve for x
    x = 1,189,893,011,704.42/1,239,551.64
  6. Step 6: Final answer
    x = 959,938.23

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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.