Home / 1,695,030.76-2,339,159.61-920,676.71

Finding the Fourth Proportional to 1,695,030.76, 2,339,159.61 and 920,676.71

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Solution

The fourth proportional to 1,695,030.76, 2,339,159.61 and 920,676.71 is: 1,270,543.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,030.76 : 2,339,159.61 = 920,676.71 : x
  2. Step 2: Convert to fraction form
    1,695,030.76/2,339,159.61 = 920,676.71/x
  3. Step 3: Cross multiply
    1,695,030.76x = 2,339,159.61 × 920,676.71
  4. Step 4: Simplify right side
    1,695,030.76x = 2,153,609,773,899.68
  5. Step 5: Solve for x
    x = 2,153,609,773,899.68/1,695,030.76
  6. Step 6: Final answer
    x = 1,270,543.18

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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.