Home / 1,559,417.04-2,151,875.40-880,420.56

Finding the Fourth Proportional to 1,559,417.04, 2,151,875.40 and 880,420.56

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Solution

The fourth proportional to 1,559,417.04, 2,151,875.40 and 880,420.56 is: 1,214,912.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,417.04 : 2,151,875.40 = 880,420.56 : x
  2. Step 2: Convert to fraction form
    1,559,417.04/2,151,875.40 = 880,420.56/x
  3. Step 3: Cross multiply
    1,559,417.04x = 2,151,875.40 × 880,420.56
  4. Step 4: Simplify right side
    1,559,417.04x = 1,894,555,344,718.22
  5. Step 5: Solve for x
    x = 1,894,555,344,718.22/1,559,417.04
  6. Step 6: Final answer
    x = 1,214,912.56

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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.