Home / 1,154,295.36-1,592,897.04-645,001.92

Finding the Fourth Proportional to 1,154,295.36, 1,592,897.04 and 645,001.92

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Solution

The fourth proportional to 1,154,295.36, 1,592,897.04 and 645,001.92 is: 890,085.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,295.36 : 1,592,897.04 = 645,001.92 : x
  2. Step 2: Convert to fraction form
    1,154,295.36/1,592,897.04 = 645,001.92/x
  3. Step 3: Cross multiply
    1,154,295.36x = 1,592,897.04 × 645,001.92
  4. Step 4: Simplify right side
    1,154,295.36x = 1,027,421,649,162.32
  5. Step 5: Solve for x
    x = 1,027,421,649,162.32/1,154,295.36
  6. Step 6: Final answer
    x = 890,085.57

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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.