Home / 1,046,420.10-1,569,630.15-1,028,705.40

Finding the Fourth Proportional to 1,046,420.10, 1,569,630.15 and 1,028,705.40

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Solution

The fourth proportional to 1,046,420.10, 1,569,630.15 and 1,028,705.40 is: 1,543,058.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,420.10 : 1,569,630.15 = 1,028,705.40 : x
  2. Step 2: Convert to fraction form
    1,046,420.10/1,569,630.15 = 1,028,705.40/x
  3. Step 3: Cross multiply
    1,046,420.10x = 1,569,630.15 × 1,028,705.40
  4. Step 4: Simplify right side
    1,046,420.10x = 1,614,687,011,307.81
  5. Step 5: Solve for x
    x = 1,614,687,011,307.81/1,046,420.10
  6. Step 6: Final answer
    x = 1,543,058.10

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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.