Home / 1,623,615.87-2,435,373.59-771,301.07

Finding the Fourth Proportional to 1,623,615.87, 2,435,373.59 and 771,301.07

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Solution

The fourth proportional to 1,623,615.87, 2,435,373.59 and 771,301.07 is: 1,156,927.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,615.87 : 2,435,373.59 = 771,301.07 : x
  2. Step 2: Convert to fraction form
    1,623,615.87/2,435,373.59 = 771,301.07/x
  3. Step 3: Cross multiply
    1,623,615.87x = 2,435,373.59 × 771,301.07
  4. Step 4: Simplify right side
    1,623,615.87x = 1,878,406,239,783.37
  5. Step 5: Solve for x
    x = 1,878,406,239,783.37/1,623,615.87
  6. Step 6: Final answer
    x = 1,156,927.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.