Home / 1,500,590.32-2,070,039.72-1,016,990.08

Finding the Fourth Proportional to 1,500,590.32, 2,070,039.72 and 1,016,990.08

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Solution

The fourth proportional to 1,500,590.32, 2,070,039.72 and 1,016,990.08 is: 1,402,921.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,590.32 : 2,070,039.72 = 1,016,990.08 : x
  2. Step 2: Convert to fraction form
    1,500,590.32/2,070,039.72 = 1,016,990.08/x
  3. Step 3: Cross multiply
    1,500,590.32x = 2,070,039.72 × 1,016,990.08
  4. Step 4: Simplify right side
    1,500,590.32x = 2,105,209,860,445.98
  5. Step 5: Solve for x
    x = 2,105,209,860,445.98/1,500,590.32
  6. Step 6: Final answer
    x = 1,402,921.13

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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.