Home / 1,779,085.76-2,453,303.29-1,521,814.36

Finding the Fourth Proportional to 1,779,085.76, 2,453,303.29 and 1,521,814.36

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Solution

The fourth proportional to 1,779,085.76, 2,453,303.29 and 1,521,814.36 is: 2,098,534.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,085.76 : 2,453,303.29 = 1,521,814.36 : x
  2. Step 2: Convert to fraction form
    1,779,085.76/2,453,303.29 = 1,521,814.36/x
  3. Step 3: Cross multiply
    1,779,085.76x = 2,453,303.29 × 1,521,814.36
  4. Step 4: Simplify right side
    1,779,085.76x = 3,733,472,166,219.45
  5. Step 5: Solve for x
    x = 3,733,472,166,219.45/1,779,085.76
  6. Step 6: Final answer
    x = 2,098,534.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.