Home / 1,130,341.48-1,559,780.76-646,795.78

Finding the Fourth Proportional to 1,130,341.48, 1,559,780.76 and 646,795.78

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Solution

The fourth proportional to 1,130,341.48, 1,559,780.76 and 646,795.78 is: 892,526.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,341.48 : 1,559,780.76 = 646,795.78 : x
  2. Step 2: Convert to fraction form
    1,130,341.48/1,559,780.76 = 646,795.78/x
  3. Step 3: Cross multiply
    1,130,341.48x = 1,559,780.76 × 646,795.78
  4. Step 4: Simplify right side
    1,130,341.48x = 1,008,859,613,293.19
  5. Step 5: Solve for x
    x = 1,008,859,613,293.19/1,130,341.48
  6. Step 6: Final answer
    x = 892,526.40

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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.