Home / 1,680,117.60-2,319,590.16-1,036,417.44

Finding the Fourth Proportional to 1,680,117.60, 2,319,590.16 and 1,036,417.44

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Solution

The fourth proportional to 1,680,117.60, 2,319,590.16 and 1,036,417.44 is: 1,430,890.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,117.60 : 2,319,590.16 = 1,036,417.44 : x
  2. Step 2: Convert to fraction form
    1,680,117.60/2,319,590.16 = 1,036,417.44/x
  3. Step 3: Cross multiply
    1,680,117.60x = 2,319,590.16 × 1,036,417.44
  4. Step 4: Simplify right side
    1,680,117.60x = 2,404,063,695,476.39
  5. Step 5: Solve for x
    x = 2,404,063,695,476.39/1,680,117.60
  6. Step 6: Final answer
    x = 1,430,890.13

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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.