Home / 1,001,243.04-1,381,722.02-542,357.60

Finding the Fourth Proportional to 1,001,243.04, 1,381,722.02 and 542,357.60

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Solution

The fourth proportional to 1,001,243.04, 1,381,722.02 and 542,357.60 is: 748,457.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,243.04 : 1,381,722.02 = 542,357.60 : x
  2. Step 2: Convert to fraction form
    1,001,243.04/1,381,722.02 = 542,357.60/x
  3. Step 3: Cross multiply
    1,001,243.04x = 1,381,722.02 × 542,357.60
  4. Step 4: Simplify right side
    1,001,243.04x = 749,387,440,345.36
  5. Step 5: Solve for x
    x = 749,387,440,345.36/1,001,243.04
  6. Step 6: Final answer
    x = 748,457.08

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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.