Home / 1,000,663.71-1,501,276.14-402,045.18

Finding the Fourth Proportional to 1,000,663.71, 1,501,276.14 and 402,045.18

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Solution

The fourth proportional to 1,000,663.71, 1,501,276.14 and 402,045.18 is: 603,180.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,663.71 : 1,501,276.14 = 402,045.18 : x
  2. Step 2: Convert to fraction form
    1,000,663.71/1,501,276.14 = 402,045.18/x
  3. Step 3: Cross multiply
    1,000,663.71x = 1,501,276.14 × 402,045.18
  4. Step 4: Simplify right side
    1,000,663.71x = 603,580,835,936.01
  5. Step 5: Solve for x
    x = 603,580,835,936.01/1,000,663.71
  6. Step 6: Final answer
    x = 603,180.50

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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.