Home / 1,008,210.90-1,512,316.35-924,230.10

Finding the Fourth Proportional to 1,008,210.90, 1,512,316.35 and 924,230.10

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Solution

The fourth proportional to 1,008,210.90, 1,512,316.35 and 924,230.10 is: 1,386,345.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,210.90 : 1,512,316.35 = 924,230.10 : x
  2. Step 2: Convert to fraction form
    1,008,210.90/1,512,316.35 = 924,230.10/x
  3. Step 3: Cross multiply
    1,008,210.90x = 1,512,316.35 × 924,230.10
  4. Step 4: Simplify right side
    1,008,210.90x = 1,397,728,291,392.14
  5. Step 5: Solve for x
    x = 1,397,728,291,392.14/1,008,210.90
  6. Step 6: Final answer
    x = 1,386,345.15

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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.