Home / 1,645,275.32-2,270,412.86-956,966.96

Finding the Fourth Proportional to 1,645,275.32, 2,270,412.86 and 956,966.96

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Solution

The fourth proportional to 1,645,275.32, 2,270,412.86 and 956,966.96 is: 1,320,575.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,275.32 : 2,270,412.86 = 956,966.96 : x
  2. Step 2: Convert to fraction form
    1,645,275.32/2,270,412.86 = 956,966.96/x
  3. Step 3: Cross multiply
    1,645,275.32x = 2,270,412.86 × 956,966.96
  4. Step 4: Simplify right side
    1,645,275.32x = 2,172,710,088,773.64
  5. Step 5: Solve for x
    x = 2,172,710,088,773.64/1,645,275.32
  6. Step 6: Final answer
    x = 1,320,575.39

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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.