Home / 1,779,453.60-2,669,180.40-1,692,362.40

Finding the Fourth Proportional to 1,779,453.60, 2,669,180.40 and 1,692,362.40

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Solution

The fourth proportional to 1,779,453.60, 2,669,180.40 and 1,692,362.40 is: 2,538,543.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,453.60 : 2,669,180.40 = 1,692,362.40 : x
  2. Step 2: Convert to fraction form
    1,779,453.60/2,669,180.40 = 1,692,362.40/x
  3. Step 3: Cross multiply
    1,779,453.60x = 2,669,180.40 × 1,692,362.40
  4. Step 4: Simplify right side
    1,779,453.60x = 4,517,220,547,776.96
  5. Step 5: Solve for x
    x = 4,517,220,547,776.96/1,779,453.60
  6. Step 6: Final answer
    x = 2,538,543.60

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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.