Home / 1,433,346.16-1,977,968.10-788,706.04

Finding the Fourth Proportional to 1,433,346.16, 1,977,968.10 and 788,706.04

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Solution

The fourth proportional to 1,433,346.16, 1,977,968.10 and 788,706.04 is: 1,088,387.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,346.16 : 1,977,968.10 = 788,706.04 : x
  2. Step 2: Convert to fraction form
    1,433,346.16/1,977,968.10 = 788,706.04/x
  3. Step 3: Cross multiply
    1,433,346.16x = 1,977,968.10 × 788,706.04
  4. Step 4: Simplify right side
    1,433,346.16x = 1,560,035,387,397.32
  5. Step 5: Solve for x
    x = 1,560,035,387,397.32/1,433,346.16
  6. Step 6: Final answer
    x = 1,088,387.04

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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.