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Finding the Fourth Proportional to 1,710,804.58, 2,360,826.18 and 975,787.90

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Solution

The fourth proportional to 1,710,804.58, 2,360,826.18 and 975,787.90 is: 1,346,539.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710,804.58 : 2,360,826.18 = 975,787.90 : x
  2. Step 2: Convert to fraction form
    1,710,804.58/2,360,826.18 = 975,787.90/x
  3. Step 3: Cross multiply
    1,710,804.58x = 2,360,826.18 × 975,787.90
  4. Step 4: Simplify right side
    1,710,804.58x = 2,303,665,620,447.22
  5. Step 5: Solve for x
    x = 2,303,665,620,447.22/1,710,804.58
  6. Step 6: Final answer
    x = 1,346,539.31

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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.