Home / 1,439,359.10-2,158,001.85-808,466.30

Finding the Fourth Proportional to 1,439,359.10, 2,158,001.85 and 808,466.30

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Solution

The fourth proportional to 1,439,359.10, 2,158,001.85 and 808,466.30 is: 1,212,117.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,359.10 : 2,158,001.85 = 808,466.30 : x
  2. Step 2: Convert to fraction form
    1,439,359.10/2,158,001.85 = 808,466.30/x
  3. Step 3: Cross multiply
    1,439,359.10x = 2,158,001.85 × 808,466.30
  4. Step 4: Simplify right side
    1,439,359.10x = 1,744,671,771,062.66
  5. Step 5: Solve for x
    x = 1,744,671,771,062.66/1,439,359.10
  6. Step 6: Final answer
    x = 1,212,117.10

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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.