Home / 1,128,457.10-1,692,291.89-497,026.46

Finding the Fourth Proportional to 1,128,457.10, 1,692,291.89 and 497,026.46

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Solution

The fourth proportional to 1,128,457.10, 1,692,291.89 and 497,026.46 is: 745,366.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,457.10 : 1,692,291.89 = 497,026.46 : x
  2. Step 2: Convert to fraction form
    1,128,457.10/1,692,291.89 = 497,026.46/x
  3. Step 3: Cross multiply
    1,128,457.10x = 1,692,291.89 × 497,026.46
  4. Step 4: Simplify right side
    1,128,457.10x = 841,113,852,846.71
  5. Step 5: Solve for x
    x = 841,113,852,846.71/1,128,457.10
  6. Step 6: Final answer
    x = 745,366.26

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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.