Home / 3,571,602.40-5,357,403.60-1,207,698.40

Finding the Fourth Proportional to 3,571,602.40, 5,357,403.60 and 1,207,698.40

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Solution

The fourth proportional to 3,571,602.40, 5,357,403.60 and 1,207,698.40 is: 1,811,547.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571,602.40 : 5,357,403.60 = 1,207,698.40 : x
  2. Step 2: Convert to fraction form
    3,571,602.40/5,357,403.60 = 1,207,698.40/x
  3. Step 3: Cross multiply
    3,571,602.40x = 5,357,403.60 × 1,207,698.40
  4. Step 4: Simplify right side
    3,571,602.40x = 6,470,127,755,874.24
  5. Step 5: Solve for x
    x = 6,470,127,755,874.24/3,571,602.40
  6. Step 6: Final answer
    x = 1,811,547.60

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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.