Home / 1,088,129.40-1,632,194.10-977,904.60

Finding the Fourth Proportional to 1,088,129.40, 1,632,194.10 and 977,904.60

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Solution

The fourth proportional to 1,088,129.40, 1,632,194.10 and 977,904.60 is: 1,466,856.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,129.40 : 1,632,194.10 = 977,904.60 : x
  2. Step 2: Convert to fraction form
    1,088,129.40/1,632,194.10 = 977,904.60/x
  3. Step 3: Cross multiply
    1,088,129.40x = 1,632,194.10 × 977,904.60
  4. Step 4: Simplify right side
    1,088,129.40x = 1,596,130,118,482.86
  5. Step 5: Solve for x
    x = 1,596,130,118,482.86/1,088,129.40
  6. Step 6: Final answer
    x = 1,466,856.90

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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.