Home / 1,051,737.60-1,577,606.40-490,828.80

Finding the Fourth Proportional to 1,051,737.60, 1,577,606.40 and 490,828.80

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Solution

The fourth proportional to 1,051,737.60, 1,577,606.40 and 490,828.80 is: 736,243.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,737.60 : 1,577,606.40 = 490,828.80 : x
  2. Step 2: Convert to fraction form
    1,051,737.60/1,577,606.40 = 490,828.80/x
  3. Step 3: Cross multiply
    1,051,737.60x = 1,577,606.40 × 490,828.80
  4. Step 4: Simplify right side
    1,051,737.60x = 774,334,656,184.32
  5. Step 5: Solve for x
    x = 774,334,656,184.32/1,051,737.60
  6. Step 6: Final answer
    x = 736,243.20

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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.