Home / 1,927,470.32-2,890,643.23-647,933.16

Finding the Fourth Proportional to 1,927,470.32, 2,890,643.23 and 647,933.16

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Solution

The fourth proportional to 1,927,470.32, 2,890,643.23 and 647,933.16 is: 971,710.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,470.32 : 2,890,643.23 = 647,933.16 : x
  2. Step 2: Convert to fraction form
    1,927,470.32/2,890,643.23 = 647,933.16/x
  3. Step 3: Cross multiply
    1,927,470.32x = 2,890,643.23 × 647,933.16
  4. Step 4: Simplify right side
    1,927,470.32x = 1,872,943,602,446.51
  5. Step 5: Solve for x
    x = 1,872,943,602,446.51/1,927,470.32
  6. Step 6: Final answer
    x = 971,710.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.