Home / 1,009,807.60-1,513,958.10-610,364.20

Finding the Fourth Proportional to 1,009,807.60, 1,513,958.10 and 610,364.20

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Solution

The fourth proportional to 1,009,807.60, 1,513,958.10 and 610,364.20 is: 915,090.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,807.60 : 1,513,958.10 = 610,364.20 : x
  2. Step 2: Convert to fraction form
    1,009,807.60/1,513,958.10 = 610,364.20/x
  3. Step 3: Cross multiply
    1,009,807.60x = 1,513,958.10 × 610,364.20
  4. Step 4: Simplify right side
    1,009,807.60x = 924,065,824,540.02
  5. Step 5: Solve for x
    x = 924,065,824,540.02/1,009,807.60
  6. Step 6: Final answer
    x = 915,090.98

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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.